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Finding the Fourth Proportional to 575,833.46, 862,938.26 and 271,903.33

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Solution

The fourth proportional to 575,833.46, 862,938.26 and 271,903.33 is: 407,471.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,833.46 : 862,938.26 = 271,903.33 : x
  2. Step 2: Convert to fraction form
    575,833.46/862,938.26 = 271,903.33/x
  3. Step 3: Cross multiply
    575,833.46x = 862,938.26 × 271,903.33
  4. Step 4: Simplify right side
    575,833.46x = 234,635,787,217.20
  5. Step 5: Solve for x
    x = 234,635,787,217.20/575,833.46
  6. Step 6: Final answer
    x = 407,471.61

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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.