Home / 413,861.35-571,132.43-250,521.61

Finding the Fourth Proportional to 413,861.35, 571,132.43 and 250,521.61

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Solution

The fourth proportional to 413,861.35, 571,132.43 and 250,521.61 is: 345,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,861.35 : 571,132.43 = 250,521.61 : x
  2. Step 2: Convert to fraction form
    413,861.35/571,132.43 = 250,521.61/x
  3. Step 3: Cross multiply
    413,861.35x = 571,132.43 × 250,521.61
  4. Step 4: Simplify right side
    413,861.35x = 143,081,015,569.00
  5. Step 5: Solve for x
    x = 143,081,015,569.00/413,861.35
  6. Step 6: Final answer
    x = 345,722.10

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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.