Home / 486,212.04-671,006.30-271,394.10

Finding the Fourth Proportional to 486,212.04, 671,006.30 and 271,394.10

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Solution

The fourth proportional to 486,212.04, 671,006.30 and 271,394.10 is: 374,542.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,212.04 : 671,006.30 = 271,394.10 : x
  2. Step 2: Convert to fraction form
    486,212.04/671,006.30 = 271,394.10/x
  3. Step 3: Cross multiply
    486,212.04x = 671,006.30 × 271,394.10
  4. Step 4: Simplify right side
    486,212.04x = 182,107,149,525.86
  5. Step 5: Solve for x
    x = 182,107,149,525.86/486,212.04
  6. Step 6: Final answer
    x = 374,542.66

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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.