Home / 614,004.20-921,146.48-187,600.71

Finding the Fourth Proportional to 614,004.20, 921,146.48 and 187,600.71

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Solution

The fourth proportional to 614,004.20, 921,146.48 and 187,600.71 is: 281,443.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,004.20 : 921,146.48 = 187,600.71 : x
  2. Step 2: Convert to fraction form
    614,004.20/921,146.48 = 187,600.71/x
  3. Step 3: Cross multiply
    614,004.20x = 921,146.48 × 187,600.71
  4. Step 4: Simplify right side
    614,004.20x = 172,807,733,662.00
  5. Step 5: Solve for x
    x = 172,807,733,662.00/614,004.20
  6. Step 6: Final answer
    x = 281,443.90

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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.