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Finding the Fourth Proportional to 437,550.30, 656,325.45 and 374,564.70

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Solution

The fourth proportional to 437,550.30, 656,325.45 and 374,564.70 is: 561,847.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,550.30 : 656,325.45 = 374,564.70 : x
  2. Step 2: Convert to fraction form
    437,550.30/656,325.45 = 374,564.70/x
  3. Step 3: Cross multiply
    437,550.30x = 656,325.45 × 374,564.70
  4. Step 4: Simplify right side
    437,550.30x = 245,836,345,281.62
  5. Step 5: Solve for x
    x = 245,836,345,281.62/437,550.30
  6. Step 6: Final answer
    x = 561,847.05

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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.