Home / 502,300.66-693,182.28-272,862.26

Finding the Fourth Proportional to 502,300.66, 693,182.28 and 272,862.26

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Solution

The fourth proportional to 502,300.66, 693,182.28 and 272,862.26 is: 376,553.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,300.66 : 693,182.28 = 272,862.26 : x
  2. Step 2: Convert to fraction form
    502,300.66/693,182.28 = 272,862.26/x
  3. Step 3: Cross multiply
    502,300.66x = 693,182.28 × 272,862.26
  4. Step 4: Simplify right side
    502,300.66x = 189,143,283,512.75
  5. Step 5: Solve for x
    x = 189,143,283,512.75/502,300.66
  6. Step 6: Final answer
    x = 376,553.92

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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.