Home / 497,308.16-745,961.38-123,331.16

Finding the Fourth Proportional to 497,308.16, 745,961.38 and 123,331.16

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Solution

The fourth proportional to 497,308.16, 745,961.38 and 123,331.16 is: 184,996.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,308.16 : 745,961.38 = 123,331.16 : x
  2. Step 2: Convert to fraction form
    497,308.16/745,961.38 = 123,331.16/x
  3. Step 3: Cross multiply
    497,308.16x = 745,961.38 × 123,331.16
  4. Step 4: Simplify right side
    497,308.16x = 92,000,282,310.60
  5. Step 5: Solve for x
    x = 92,000,282,310.60/497,308.16
  6. Step 6: Final answer
    x = 184,996.53

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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.