Home / 382,498.16-527,836.88-208,062.57

Finding the Fourth Proportional to 382,498.16, 527,836.88 and 208,062.57

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Solution

The fourth proportional to 382,498.16, 527,836.88 and 208,062.57 is: 287,120.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,498.16 : 527,836.88 = 208,062.57 : x
  2. Step 2: Convert to fraction form
    382,498.16/527,836.88 = 208,062.57/x
  3. Step 3: Cross multiply
    382,498.16x = 527,836.88 × 208,062.57
  4. Step 4: Simplify right side
    382,498.16x = 109,823,099,707.95
  5. Step 5: Solve for x
    x = 109,823,099,707.95/382,498.16
  6. Step 6: Final answer
    x = 287,120.59

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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.