Home / 501,688.20-752,532.30-202,312.20

Finding the Fourth Proportional to 501,688.20, 752,532.30 and 202,312.20

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Solution

The fourth proportional to 501,688.20, 752,532.30 and 202,312.20 is: 303,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,688.20 : 752,532.30 = 202,312.20 : x
  2. Step 2: Convert to fraction form
    501,688.20/752,532.30 = 202,312.20/x
  3. Step 3: Cross multiply
    501,688.20x = 752,532.30 × 202,312.20
  4. Step 4: Simplify right side
    501,688.20x = 152,246,465,184.06
  5. Step 5: Solve for x
    x = 152,246,465,184.06/501,688.20
  6. Step 6: Final answer
    x = 303,468.30

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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.