Home / 486,719.04-671,665.20-271,862.16

Finding the Fourth Proportional to 486,719.04, 671,665.20 and 271,862.16

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Solution

The fourth proportional to 486,719.04, 671,665.20 and 271,862.16 is: 375,165.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,719.04 : 671,665.20 = 271,862.16 : x
  2. Step 2: Convert to fraction form
    486,719.04/671,665.20 = 271,862.16/x
  3. Step 3: Cross multiply
    486,719.04x = 671,665.20 × 271,862.16
  4. Step 4: Simplify right side
    486,719.04x = 182,600,352,068.83
  5. Step 5: Solve for x
    x = 182,600,352,068.83/486,719.04
  6. Step 6: Final answer
    x = 375,165.83

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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.