Home / 404,099.20-558,146.88-296,513.92

Finding the Fourth Proportional to 404,099.20, 558,146.88 and 296,513.92

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Solution

The fourth proportional to 404,099.20, 558,146.88 and 296,513.92 is: 409,548.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,099.20 : 558,146.88 = 296,513.92 : x
  2. Step 2: Convert to fraction form
    404,099.20/558,146.88 = 296,513.92/x
  3. Step 3: Cross multiply
    404,099.20x = 558,146.88 × 296,513.92
  4. Step 4: Simplify right side
    404,099.20x = 165,498,319,324.57
  5. Step 5: Solve for x
    x = 165,498,319,324.57/404,099.20
  6. Step 6: Final answer
    x = 409,548.74

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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.