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Finding the Fourth Proportional to 377,501.05, 566,251.42 and 137,632.91

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Solution

The fourth proportional to 377,501.05, 566,251.42 and 137,632.91 is: 206,449.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,501.05 : 566,251.42 = 137,632.91 : x
  2. Step 2: Convert to fraction form
    377,501.05/566,251.42 = 137,632.91/x
  3. Step 3: Cross multiply
    377,501.05x = 566,251.42 × 137,632.91
  4. Step 4: Simplify right side
    377,501.05x = 77,934,831,797.78
  5. Step 5: Solve for x
    x = 77,934,831,797.78/377,501.05
  6. Step 6: Final answer
    x = 206,449.31

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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.