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Finding the Fourth Proportional to 502,881.71, 754,818.29 and 369,387.23

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Solution

The fourth proportional to 502,881.71, 754,818.29 and 369,387.23 is: 554,444.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,881.71 : 754,818.29 = 369,387.23 : x
  2. Step 2: Convert to fraction form
    502,881.71/754,818.29 = 369,387.23/x
  3. Step 3: Cross multiply
    502,881.71x = 754,818.29 × 369,387.23
  4. Step 4: Simplify right side
    502,881.71x = 278,820,231,675.41
  5. Step 5: Solve for x
    x = 278,820,231,675.41/502,881.71
  6. Step 6: Final answer
    x = 554,444.97

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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.