Home / 502,276.54-693,154.12-272,833.75

Finding the Fourth Proportional to 502,276.54, 693,154.12 and 272,833.75

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Solution

The fourth proportional to 502,276.54, 693,154.12 and 272,833.75 is: 376,517.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,276.54 : 693,154.12 = 272,833.75 : x
  2. Step 2: Convert to fraction form
    502,276.54/693,154.12 = 272,833.75/x
  3. Step 3: Cross multiply
    502,276.54x = 693,154.12 × 272,833.75
  4. Step 4: Simplify right side
    502,276.54x = 189,115,837,205.47
  5. Step 5: Solve for x
    x = 189,115,837,205.47/502,276.54
  6. Step 6: Final answer
    x = 376,517.36

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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.