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Finding the Fourth Proportional to 471,575.18, 650,773.85 and 256,715.18

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Solution

The fourth proportional to 471,575.18, 650,773.85 and 256,715.18 is: 354,267.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,575.18 : 650,773.85 = 256,715.18 : x
  2. Step 2: Convert to fraction form
    471,575.18/650,773.85 = 256,715.18/x
  3. Step 3: Cross multiply
    471,575.18x = 650,773.85 × 256,715.18
  4. Step 4: Simplify right side
    471,575.18x = 167,063,521,504.60
  5. Step 5: Solve for x
    x = 167,063,521,504.60/471,575.18
  6. Step 6: Final answer
    x = 354,267.00

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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.