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Finding the Fourth Proportional to 537,283.68, 741,476.40 and 310,885.28

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Solution

The fourth proportional to 537,283.68, 741,476.40 and 310,885.28 is: 429,036.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,283.68 : 741,476.40 = 310,885.28 : x
  2. Step 2: Convert to fraction form
    537,283.68/741,476.40 = 310,885.28/x
  3. Step 3: Cross multiply
    537,283.68x = 741,476.40 × 310,885.28
  4. Step 4: Simplify right side
    537,283.68x = 230,514,098,227.39
  5. Step 5: Solve for x
    x = 230,514,098,227.39/537,283.68
  6. Step 6: Final answer
    x = 429,036.11

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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.