Home / 486,463.14-671,312.60-271,606.50

Finding the Fourth Proportional to 486,463.14, 671,312.60 and 271,606.50

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Solution

The fourth proportional to 486,463.14, 671,312.60 and 271,606.50 is: 374,813.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,463.14 : 671,312.60 = 271,606.50 : x
  2. Step 2: Convert to fraction form
    486,463.14/671,312.60 = 271,606.50/x
  3. Step 3: Cross multiply
    486,463.14x = 671,312.60 × 271,606.50
  4. Step 4: Simplify right side
    486,463.14x = 182,332,865,691.90
  5. Step 5: Solve for x
    x = 182,332,865,691.90/486,463.14
  6. Step 6: Final answer
    x = 374,813.32

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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.