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Finding the Fourth Proportional to 377,381.71, 566,009.01 and 107,490.88

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Solution

The fourth proportional to 377,381.71, 566,009.01 and 107,490.88 is: 161,218.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,381.71 : 566,009.01 = 107,490.88 : x
  2. Step 2: Convert to fraction form
    377,381.71/566,009.01 = 107,490.88/x
  3. Step 3: Cross multiply
    377,381.71x = 566,009.01 × 107,490.88
  4. Step 4: Simplify right side
    377,381.71x = 60,840,804,590.17
  5. Step 5: Solve for x
    x = 60,840,804,590.17/377,381.71
  6. Step 6: Final answer
    x = 161,218.21

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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.