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Finding the Fourth Proportional to 377,319.64, 565,859.04 and 124,553.20

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Solution

The fourth proportional to 377,319.64, 565,859.04 and 124,553.20 is: 186,790.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,319.64 : 565,859.04 = 124,553.20 : x
  2. Step 2: Convert to fraction form
    377,319.64/565,859.04 = 124,553.20/x
  3. Step 3: Cross multiply
    377,319.64x = 565,859.04 × 124,553.20
  4. Step 4: Simplify right side
    377,319.64x = 70,479,554,180.93
  5. Step 5: Solve for x
    x = 70,479,554,180.93/377,319.64
  6. Step 6: Final answer
    x = 186,790.05

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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.