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Finding the Fourth Proportional to 561,560.97, 842,032.98 and 276,624.57

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Solution

The fourth proportional to 561,560.97, 842,032.98 and 276,624.57 is: 414,784.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,560.97 : 842,032.98 = 276,624.57 : x
  2. Step 2: Convert to fraction form
    561,560.97/842,032.98 = 276,624.57/x
  3. Step 3: Cross multiply
    561,560.97x = 842,032.98 × 276,624.57
  4. Step 4: Simplify right side
    561,560.97x = 232,927,013,115.80
  5. Step 5: Solve for x
    x = 232,927,013,115.80/561,560.97
  6. Step 6: Final answer
    x = 414,784.90

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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.