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Finding the Fourth Proportional to 550,607.56, 825,909.72 and 151,248.74

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Solution

The fourth proportional to 550,607.56, 825,909.72 and 151,248.74 is: 226,872.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,607.56 : 825,909.72 = 151,248.74 : x
  2. Step 2: Convert to fraction form
    550,607.56/825,909.72 = 151,248.74/x
  3. Step 3: Cross multiply
    550,607.56x = 825,909.72 × 151,248.74
  4. Step 4: Simplify right side
    550,607.56x = 124,917,804,503.75
  5. Step 5: Solve for x
    x = 124,917,804,503.75/550,607.56
  6. Step 6: Final answer
    x = 226,872.66

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1.5x scale

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.