Home / 558,863.38-771,211.83-304,209.10

Finding the Fourth Proportional to 558,863.38, 771,211.83 and 304,209.10

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Solution

The fourth proportional to 558,863.38, 771,211.83 and 304,209.10 is: 419,797.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,863.38 : 771,211.83 = 304,209.10 : x
  2. Step 2: Convert to fraction form
    558,863.38/771,211.83 = 304,209.10/x
  3. Step 3: Cross multiply
    558,863.38x = 771,211.83 × 304,209.10
  4. Step 4: Simplify right side
    558,863.38x = 234,609,656,713.65
  5. Step 5: Solve for x
    x = 234,609,656,713.65/558,863.38
  6. Step 6: Final answer
    x = 419,797.87

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1.5x scale

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.