Home / 486,391.08-671,150.28-271,526.43

Finding the Fourth Proportional to 486,391.08, 671,150.28 and 271,526.43

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Solution

The fourth proportional to 486,391.08, 671,150.28 and 271,526.43 is: 374,667.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,391.08 : 671,150.28 = 271,526.43 : x
  2. Step 2: Convert to fraction form
    486,391.08/671,150.28 = 271,526.43/x
  3. Step 3: Cross multiply
    486,391.08x = 671,150.28 × 271,526.43
  4. Step 4: Simplify right side
    486,391.08x = 182,235,039,521.90
  5. Step 5: Solve for x
    x = 182,235,039,521.90/486,391.08
  6. Step 6: Final answer
    x = 374,667.73

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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.