Home / 1,007,416.40-1,511,124.60-333,601.70

Finding the Fourth Proportional to 1,007,416.40, 1,511,124.60 and 333,601.70

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Solution

The fourth proportional to 1,007,416.40, 1,511,124.60 and 333,601.70 is: 500,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,416.40 : 1,511,124.60 = 333,601.70 : x
  2. Step 2: Convert to fraction form
    1,007,416.40/1,511,124.60 = 333,601.70/x
  3. Step 3: Cross multiply
    1,007,416.40x = 1,511,124.60 × 333,601.70
  4. Step 4: Simplify right side
    1,007,416.40x = 504,113,735,471.82
  5. Step 5: Solve for x
    x = 504,113,735,471.82/1,007,416.40
  6. Step 6: Final answer
    x = 500,402.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.