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Finding the Fourth Proportional to 444,577.29, 666,328.87 and 216,531.10

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Solution

The fourth proportional to 444,577.29, 666,328.87 and 216,531.10 is: 324,535.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,577.29 : 666,328.87 = 216,531.10 : x
  2. Step 2: Convert to fraction form
    444,577.29/666,328.87 = 216,531.10/x
  3. Step 3: Cross multiply
    444,577.29x = 666,328.87 × 216,531.10
  4. Step 4: Simplify right side
    444,577.29x = 144,280,923,182.86
  5. Step 5: Solve for x
    x = 144,280,923,182.86/444,577.29
  6. Step 6: Final answer
    x = 324,535.07

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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.