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Finding the Fourth Proportional to 338,199.84, 466,726.32 and 187,310.88

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Solution

The fourth proportional to 338,199.84, 466,726.32 and 187,310.88 is: 258,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,199.84 : 466,726.32 = 187,310.88 : x
  2. Step 2: Convert to fraction form
    338,199.84/466,726.32 = 187,310.88/x
  3. Step 3: Cross multiply
    338,199.84x = 466,726.32 × 187,310.88
  4. Step 4: Simplify right side
    338,199.84x = 87,422,917,718.36
  5. Step 5: Solve for x
    x = 87,422,917,718.36/338,199.84
  6. Step 6: Final answer
    x = 258,494.85

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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.