Home / 486,209.04-671,002.16-271,391.10

Finding the Fourth Proportional to 486,209.04, 671,002.16 and 271,391.10

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Solution

The fourth proportional to 486,209.04, 671,002.16 and 271,391.10 is: 374,538.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,209.04 : 671,002.16 = 271,391.10 : x
  2. Step 2: Convert to fraction form
    486,209.04/671,002.16 = 271,391.10/x
  3. Step 3: Cross multiply
    486,209.04x = 671,002.16 × 271,391.10
  4. Step 4: Simplify right side
    486,209.04x = 182,104,012,947.82
  5. Step 5: Solve for x
    x = 182,104,012,947.82/486,209.04
  6. Step 6: Final answer
    x = 374,538.52

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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.