Home / 502,230.34-693,082.96-272,789.84

Finding the Fourth Proportional to 502,230.34, 693,082.96 and 272,789.84

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Solution

The fourth proportional to 502,230.34, 693,082.96 and 272,789.84 is: 376,452.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,230.34 : 693,082.96 = 272,789.84 : x
  2. Step 2: Convert to fraction form
    502,230.34/693,082.96 = 272,789.84/x
  3. Step 3: Cross multiply
    502,230.34x = 693,082.96 × 272,789.84
  4. Step 4: Simplify right side
    502,230.34x = 189,065,989,765.13
  5. Step 5: Solve for x
    x = 189,065,989,765.13/502,230.34
  6. Step 6: Final answer
    x = 376,452.74

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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.