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Finding the Fourth Proportional to 468,289.68, 702,438.60 and 113,304.04

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Solution

The fourth proportional to 468,289.68, 702,438.60 and 113,304.04 is: 169,957.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,289.68 : 702,438.60 = 113,304.04 : x
  2. Step 2: Convert to fraction form
    468,289.68/702,438.60 = 113,304.04/x
  3. Step 3: Cross multiply
    468,289.68x = 702,438.60 × 113,304.04
  4. Step 4: Simplify right side
    468,289.68x = 79,589,131,231.94
  5. Step 5: Solve for x
    x = 79,589,131,231.94/468,289.68
  6. Step 6: Final answer
    x = 169,957.05

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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.