Home / 347,613.10-521,288.42-160,493.38

Finding the Fourth Proportional to 347,613.10, 521,288.42 and 160,493.38

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Solution

The fourth proportional to 347,613.10, 521,288.42 and 160,493.38 is: 240,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,613.10 : 521,288.42 = 160,493.38 : x
  2. Step 2: Convert to fraction form
    347,613.10/521,288.42 = 160,493.38/x
  3. Step 3: Cross multiply
    347,613.10x = 521,288.42 × 160,493.38
  4. Step 4: Simplify right side
    347,613.10x = 83,663,340,480.66
  5. Step 5: Solve for x
    x = 83,663,340,480.66/347,613.10
  6. Step 6: Final answer
    x = 240,679.48

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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.