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Finding the Fourth Proportional to 377,291.79, 564,991.23 and 225,395.16

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Solution

The fourth proportional to 377,291.79, 564,991.23 and 225,395.16 is: 337,527.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,291.79 : 564,991.23 = 225,395.16 : x
  2. Step 2: Convert to fraction form
    377,291.79/564,991.23 = 225,395.16/x
  3. Step 3: Cross multiply
    377,291.79x = 564,991.23 × 225,395.16
  4. Step 4: Simplify right side
    377,291.79x = 127,346,287,410.96
  5. Step 5: Solve for x
    x = 127,346,287,410.96/377,291.79
  6. Step 6: Final answer
    x = 337,527.32

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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.