Home / 1,035,124.70-1,552,687.05-287,170.70

Finding the Fourth Proportional to 1,035,124.70, 1,552,687.05 and 287,170.70

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Solution

The fourth proportional to 1,035,124.70, 1,552,687.05 and 287,170.70 is: 430,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,124.70 : 1,552,687.05 = 287,170.70 : x
  2. Step 2: Convert to fraction form
    1,035,124.70/1,552,687.05 = 287,170.70/x
  3. Step 3: Cross multiply
    1,035,124.70x = 1,552,687.05 × 287,170.70
  4. Step 4: Simplify right side
    1,035,124.70x = 445,886,227,029.44
  5. Step 5: Solve for x
    x = 445,886,227,029.44/1,035,124.70
  6. Step 6: Final answer
    x = 430,756.05

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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.