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Finding the Fourth Proportional to 462,191.67, 637,765.89 and 271,135.35

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Solution

The fourth proportional to 462,191.67, 637,765.89 and 271,135.35 is: 374,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,191.67 : 637,765.89 = 271,135.35 : x
  2. Step 2: Convert to fraction form
    462,191.67/637,765.89 = 271,135.35/x
  3. Step 3: Cross multiply
    462,191.67x = 637,765.89 × 271,135.35
  4. Step 4: Simplify right side
    462,191.67x = 172,920,877,803.21
  5. Step 5: Solve for x
    x = 172,920,877,803.21/462,191.67
  6. Step 6: Final answer
    x = 374,132.40

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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.