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Finding the Fourth Proportional to 417,191.34, 625,785.80 and 150,950.82

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Solution

The fourth proportional to 417,191.34, 625,785.80 and 150,950.82 is: 226,425.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,191.34 : 625,785.80 = 150,950.82 : x
  2. Step 2: Convert to fraction form
    417,191.34/625,785.80 = 150,950.82/x
  3. Step 3: Cross multiply
    417,191.34x = 625,785.80 × 150,950.82
  4. Step 4: Simplify right side
    417,191.34x = 94,462,878,899.60
  5. Step 5: Solve for x
    x = 94,462,878,899.60/417,191.34
  6. Step 6: Final answer
    x = 226,425.79

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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.