Home / 502,742.14-693,788.67-273,299.87

Finding the Fourth Proportional to 502,742.14, 693,788.67 and 273,299.87

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Solution

The fourth proportional to 502,742.14, 693,788.67 and 273,299.87 is: 377,156.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,742.14 : 693,788.67 = 273,299.87 : x
  2. Step 2: Convert to fraction form
    502,742.14/693,788.67 = 273,299.87/x
  3. Step 3: Cross multiply
    502,742.14x = 693,788.67 × 273,299.87
  4. Step 4: Simplify right side
    502,742.14x = 189,612,355,052.95
  5. Step 5: Solve for x
    x = 189,612,355,052.95/502,742.14
  6. Step 6: Final answer
    x = 377,156.28

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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.