Home / 382,267.85-527,543.18-210,198.92

Finding the Fourth Proportional to 382,267.85, 527,543.18 and 210,198.92

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Solution

The fourth proportional to 382,267.85, 527,543.18 and 210,198.92 is: 290,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,267.85 : 527,543.18 = 210,198.92 : x
  2. Step 2: Convert to fraction form
    382,267.85/527,543.18 = 210,198.92/x
  3. Step 3: Cross multiply
    382,267.85x = 527,543.18 × 210,198.92
  4. Step 4: Simplify right side
    382,267.85x = 110,889,003,000.66
  5. Step 5: Solve for x
    x = 110,889,003,000.66/382,267.85
  6. Step 6: Final answer
    x = 290,081.95

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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.