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Finding the Fourth Proportional to 550,607.82, 825,902 and 151,247.04

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Solution

The fourth proportional to 550,607.82, 825,902 and 151,247.04 is: 226,867.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,607.82 : 825,902 = 151,247.04 : x
  2. Step 2: Convert to fraction form
    550,607.82/825,902 = 151,247.04/x
  3. Step 3: Cross multiply
    550,607.82x = 825,902 × 151,247.04
  4. Step 4: Simplify right side
    550,607.82x = 124,915,232,830.08
  5. Step 5: Solve for x
    x = 124,915,232,830.08/550,607.82
  6. Step 6: Final answer
    x = 226,867.89

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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.