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Finding the Fourth Proportional to 417,460.58, 626,189.33 and 151,158.81

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Solution

The fourth proportional to 417,460.58, 626,189.33 and 151,158.81 is: 226,737.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,460.58 : 626,189.33 = 151,158.81 : x
  2. Step 2: Convert to fraction form
    417,460.58/626,189.33 = 151,158.81/x
  3. Step 3: Cross multiply
    417,460.58x = 626,189.33 × 151,158.81
  4. Step 4: Simplify right side
    417,460.58x = 94,654,033,201.70
  5. Step 5: Solve for x
    x = 94,654,033,201.70/417,460.58
  6. Step 6: Final answer
    x = 226,737.66

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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.