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Finding the Fourth Proportional to 574,862.92, 862,427.85 and 195,786.93

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Solution

The fourth proportional to 574,862.92, 862,427.85 and 195,786.93 is: 293,725.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,862.92 : 862,427.85 = 195,786.93 : x
  2. Step 2: Convert to fraction form
    574,862.92/862,427.85 = 195,786.93/x
  3. Step 3: Cross multiply
    574,862.92x = 862,427.85 × 195,786.93
  4. Step 4: Simplify right side
    574,862.92x = 168,852,101,098.00
  5. Step 5: Solve for x
    x = 168,852,101,098.00/574,862.92
  6. Step 6: Final answer
    x = 293,725.85

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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.