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Finding the Fourth Proportional to 417,331.60, 625,840.12 and 151,026.32

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Solution

The fourth proportional to 417,331.60, 625,840.12 and 151,026.32 is: 226,482.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,331.60 : 625,840.12 = 151,026.32 : x
  2. Step 2: Convert to fraction form
    417,331.60/625,840.12 = 151,026.32/x
  3. Step 3: Cross multiply
    417,331.60x = 625,840.12 × 151,026.32
  4. Step 4: Simplify right side
    417,331.60x = 94,518,330,231.96
  5. Step 5: Solve for x
    x = 94,518,330,231.96/417,331.60
  6. Step 6: Final answer
    x = 226,482.56

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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.