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Finding the Fourth Proportional to 904,672.92, 1,248,399.90 and 502,239

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Solution

The fourth proportional to 904,672.92, 1,248,399.90 and 502,239 is: 693,062.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,672.92 : 1,248,399.90 = 502,239 : x
  2. Step 2: Convert to fraction form
    904,672.92/1,248,399.90 = 502,239/x
  3. Step 3: Cross multiply
    904,672.92x = 1,248,399.90 × 502,239
  4. Step 4: Simplify right side
    904,672.92x = 626,995,117,376.10
  5. Step 5: Solve for x
    x = 626,995,117,376.10/904,672.92
  6. Step 6: Final answer
    x = 693,062.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.