Home / 472,131.11-708,307.17-187,837.75

Finding the Fourth Proportional to 472,131.11, 708,307.17 and 187,837.75

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Solution

The fourth proportional to 472,131.11, 708,307.17 and 187,837.75 is: 281,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,131.11 : 708,307.17 = 187,837.75 : x
  2. Step 2: Convert to fraction form
    472,131.11/708,307.17 = 187,837.75/x
  3. Step 3: Cross multiply
    472,131.11x = 708,307.17 × 187,837.75
  4. Step 4: Simplify right side
    472,131.11x = 133,046,825,302.66
  5. Step 5: Solve for x
    x = 133,046,825,302.66/472,131.11
  6. Step 6: Final answer
    x = 281,800.59

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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.