Home / 502,263.20-693,129.52-272,824.32

Finding the Fourth Proportional to 502,263.20, 693,129.52 and 272,824.32

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Solution

The fourth proportional to 502,263.20, 693,129.52 and 272,824.32 is: 376,500.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,263.20 : 693,129.52 = 272,824.32 : x
  2. Step 2: Convert to fraction form
    502,263.20/693,129.52 = 272,824.32/x
  3. Step 3: Cross multiply
    502,263.20x = 693,129.52 × 272,824.32
  4. Step 4: Simplify right side
    502,263.20x = 189,102,589,007.34
  5. Step 5: Solve for x
    x = 189,102,589,007.34/502,263.20
  6. Step 6: Final answer
    x = 376,500.98

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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.