Home / 571,975.97-857,960.10-145,508.13

Finding the Fourth Proportional to 571,975.97, 857,960.10 and 145,508.13

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Solution

The fourth proportional to 571,975.97, 857,960.10 and 145,508.13 is: 218,261.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,975.97 : 857,960.10 = 145,508.13 : x
  2. Step 2: Convert to fraction form
    571,975.97/857,960.10 = 145,508.13/x
  3. Step 3: Cross multiply
    571,975.97x = 857,960.10 × 145,508.13
  4. Step 4: Simplify right side
    571,975.97x = 124,840,169,765.61
  5. Step 5: Solve for x
    x = 124,840,169,765.61/571,975.97
  6. Step 6: Final answer
    x = 218,261.22

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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.