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Finding the Fourth Proportional to 417,226.62, 625,563.39 and 150,952.50

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Solution

The fourth proportional to 417,226.62, 625,563.39 and 150,952.50 is: 226,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,226.62 : 625,563.39 = 150,952.50 : x
  2. Step 2: Convert to fraction form
    417,226.62/625,563.39 = 150,952.50/x
  3. Step 3: Cross multiply
    417,226.62x = 625,563.39 × 150,952.50
  4. Step 4: Simplify right side
    417,226.62x = 94,430,357,628.98
  5. Step 5: Solve for x
    x = 94,430,357,628.98/417,226.62
  6. Step 6: Final answer
    x = 226,328.70

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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.