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Finding the Fourth Proportional to 548,051.21, 822,077.22 and 148,691.95

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Solution

The fourth proportional to 548,051.21, 822,077.22 and 148,691.95 is: 223,038.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,051.21 : 822,077.22 = 148,691.95 : x
  2. Step 2: Convert to fraction form
    548,051.21/822,077.22 = 148,691.95/x
  3. Step 3: Cross multiply
    548,051.21x = 822,077.22 × 148,691.95
  4. Step 4: Simplify right side
    548,051.21x = 122,236,267,182.57
  5. Step 5: Solve for x
    x = 122,236,267,182.57/548,051.21
  6. Step 6: Final answer
    x = 223,038.04

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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.