Home / 493,040.12-739,562.30-156,082.39

Finding the Fourth Proportional to 493,040.12, 739,562.30 and 156,082.39

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Solution

The fourth proportional to 493,040.12, 739,562.30 and 156,082.39 is: 234,124.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,040.12 : 739,562.30 = 156,082.39 : x
  2. Step 2: Convert to fraction form
    493,040.12/739,562.30 = 156,082.39/x
  3. Step 3: Cross multiply
    493,040.12x = 739,562.30 × 156,082.39
  4. Step 4: Simplify right side
    493,040.12x = 115,432,653,453.93
  5. Step 5: Solve for x
    x = 115,432,653,453.93/493,040.12
  6. Step 6: Final answer
    x = 234,124.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.