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Finding the Fourth Proportional to 417,311.60, 625,810.20 and 151,006.24

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Solution

The fourth proportional to 417,311.60, 625,810.20 and 151,006.24 is: 226,452.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,311.60 : 625,810.20 = 151,006.24 : x
  2. Step 2: Convert to fraction form
    417,311.60/625,810.20 = 151,006.24/x
  3. Step 3: Cross multiply
    417,311.60x = 625,810.20 × 151,006.24
  4. Step 4: Simplify right side
    417,311.60x = 94,501,245,255.65
  5. Step 5: Solve for x
    x = 94,501,245,255.65/417,311.60
  6. Step 6: Final answer
    x = 226,452.48

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1.5x scale

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.