Home / 502,365.97-693,262.15-272,921.41

Finding the Fourth Proportional to 502,365.97, 693,262.15 and 272,921.41

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Solution

The fourth proportional to 502,365.97, 693,262.15 and 272,921.41 is: 376,629.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,365.97 : 693,262.15 = 272,921.41 : x
  2. Step 2: Convert to fraction form
    502,365.97/693,262.15 = 272,921.41/x
  3. Step 3: Cross multiply
    502,365.97x = 693,262.15 × 272,921.41
  4. Step 4: Simplify right side
    502,365.97x = 189,206,083,477.63
  5. Step 5: Solve for x
    x = 189,206,083,477.63/502,365.97
  6. Step 6: Final answer
    x = 376,629.98

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1.5x scale

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.