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Finding the Fourth Proportional to 522,044.10, 784,232.55 and 502,215.30

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Solution

The fourth proportional to 522,044.10, 784,232.55 and 502,215.30 is: 754,445.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,044.10 : 784,232.55 = 502,215.30 : x
  2. Step 2: Convert to fraction form
    522,044.10/784,232.55 = 502,215.30/x
  3. Step 3: Cross multiply
    522,044.10x = 784,232.55 × 502,215.30
  4. Step 4: Simplify right side
    522,044.10x = 393,853,585,368.02
  5. Step 5: Solve for x
    x = 393,853,585,368.02/522,044.10
  6. Step 6: Final answer
    x = 754,445.05

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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.