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Finding the Fourth Proportional to 377,708.88, 566,651.40 and 124,979.16

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Solution

The fourth proportional to 377,708.88, 566,651.40 and 124,979.16 is: 187,497.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,708.88 : 566,651.40 = 124,979.16 : x
  2. Step 2: Convert to fraction form
    377,708.88/566,651.40 = 124,979.16/x
  3. Step 3: Cross multiply
    377,708.88x = 566,651.40 × 124,979.16
  4. Step 4: Simplify right side
    377,708.88x = 70,819,615,984.82
  5. Step 5: Solve for x
    x = 70,819,615,984.82/377,708.88
  6. Step 6: Final answer
    x = 187,497.88

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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.