Home / 1,014,392.70-1,521,005.85-304,314.30

Finding the Fourth Proportional to 1,014,392.70, 1,521,005.85 and 304,314.30

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Solution

The fourth proportional to 1,014,392.70, 1,521,005.85 and 304,314.30 is: 456,296.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,392.70 : 1,521,005.85 = 304,314.30 : x
  2. Step 2: Convert to fraction form
    1,014,392.70/1,521,005.85 = 304,314.30/x
  3. Step 3: Cross multiply
    1,014,392.70x = 1,521,005.85 × 304,314.30
  4. Step 4: Simplify right side
    1,014,392.70x = 462,863,830,538.66
  5. Step 5: Solve for x
    x = 462,863,830,538.66/1,014,392.70
  6. Step 6: Final answer
    x = 456,296.49

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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.