Home / 238,225.98-355,625.38-204,124.78

Finding the Fourth Proportional to 238,225.98, 355,625.38 and 204,124.78

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Solution

The fourth proportional to 238,225.98, 355,625.38 and 204,124.78 is: 304,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,225.98 : 355,625.38 = 204,124.78 : x
  2. Step 2: Convert to fraction form
    238,225.98/355,625.38 = 204,124.78/x
  3. Step 3: Cross multiply
    238,225.98x = 355,625.38 × 204,124.78
  4. Step 4: Simplify right side
    238,225.98x = 72,591,952,454.92
  5. Step 5: Solve for x
    x = 72,591,952,454.92/238,225.98
  6. Step 6: Final answer
    x = 304,718.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.