Home / 465,566.49-642,461.04-271,992.15

Finding the Fourth Proportional to 465,566.49, 642,461.04 and 271,992.15

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Solution

The fourth proportional to 465,566.49, 642,461.04 and 271,992.15 is: 375,337.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,566.49 : 642,461.04 = 271,992.15 : x
  2. Step 2: Convert to fraction form
    465,566.49/642,461.04 = 271,992.15/x
  3. Step 3: Cross multiply
    465,566.49x = 642,461.04 × 271,992.15
  4. Step 4: Simplify right side
    465,566.49x = 174,744,359,560.84
  5. Step 5: Solve for x
    x = 174,744,359,560.84/465,566.49
  6. Step 6: Final answer
    x = 375,337.06

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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.