Home / 558,671.10-771,049.14-329,155.02

Finding the Fourth Proportional to 558,671.10, 771,049.14 and 329,155.02

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Solution

The fourth proportional to 558,671.10, 771,049.14 and 329,155.02 is: 454,282.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,671.10 : 771,049.14 = 329,155.02 : x
  2. Step 2: Convert to fraction form
    558,671.10/771,049.14 = 329,155.02/x
  3. Step 3: Cross multiply
    558,671.10x = 771,049.14 × 329,155.02
  4. Step 4: Simplify right side
    558,671.10x = 253,794,695,097.68
  5. Step 5: Solve for x
    x = 253,794,695,097.68/558,671.10
  6. Step 6: Final answer
    x = 454,282.84

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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.