Home / 502,286.56-693,152.16-272,841.76

Finding the Fourth Proportional to 502,286.56, 693,152.16 and 272,841.76

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Solution

The fourth proportional to 502,286.56, 693,152.16 and 272,841.76 is: 376,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,286.56 : 693,152.16 = 272,841.76 : x
  2. Step 2: Convert to fraction form
    502,286.56/693,152.16 = 272,841.76/x
  3. Step 3: Cross multiply
    502,286.56x = 693,152.16 × 272,841.76
  4. Step 4: Simplify right side
    502,286.56x = 189,120,855,282.20
  5. Step 5: Solve for x
    x = 189,120,855,282.20/502,286.56
  6. Step 6: Final answer
    x = 376,519.84

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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.