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Finding the Fourth Proportional to 550,513.27, 825,768.37 and 151,154.47

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Solution

The fourth proportional to 550,513.27, 825,768.37 and 151,154.47 is: 226,731.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,513.27 : 825,768.37 = 151,154.47 : x
  2. Step 2: Convert to fraction form
    550,513.27/825,768.37 = 151,154.47/x
  3. Step 3: Cross multiply
    550,513.27x = 825,768.37 × 151,154.47
  4. Step 4: Simplify right side
    550,513.27x = 124,818,580,310.11
  5. Step 5: Solve for x
    x = 124,818,580,310.11/550,513.27
  6. Step 6: Final answer
    x = 226,731.28

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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.