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Finding the Fourth Proportional to 415,247.82, 572,877.96 and 262,228.92

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Solution

The fourth proportional to 415,247.82, 572,877.96 and 262,228.92 is: 361,772.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,247.82 : 572,877.96 = 262,228.92 : x
  2. Step 2: Convert to fraction form
    415,247.82/572,877.96 = 262,228.92/x
  3. Step 3: Cross multiply
    415,247.82x = 572,877.96 × 262,228.92
  4. Step 4: Simplify right side
    415,247.82x = 150,225,168,742.60
  5. Step 5: Solve for x
    x = 150,225,168,742.60/415,247.82
  6. Step 6: Final answer
    x = 361,772.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.