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Finding the Fourth Proportional to 377,707.61, 566,561.48 and 124,920.27

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Solution

The fourth proportional to 377,707.61, 566,561.48 and 124,920.27 is: 187,380.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,707.61 : 566,561.48 = 124,920.27 : x
  2. Step 2: Convert to fraction form
    377,707.61/566,561.48 = 124,920.27/x
  3. Step 3: Cross multiply
    377,707.61x = 566,561.48 × 124,920.27
  4. Step 4: Simplify right side
    377,707.61x = 70,775,012,428.60
  5. Step 5: Solve for x
    x = 70,775,012,428.60/377,707.61
  6. Step 6: Final answer
    x = 187,380.43

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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.