Home / 379,215.18-568,988.85-179,677.98

Finding the Fourth Proportional to 379,215.18, 568,988.85 and 179,677.98

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Solution

The fourth proportional to 379,215.18, 568,988.85 and 179,677.98 is: 269,595.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,215.18 : 568,988.85 = 179,677.98 : x
  2. Step 2: Convert to fraction form
    379,215.18/568,988.85 = 179,677.98/x
  3. Step 3: Cross multiply
    379,215.18x = 568,988.85 × 179,677.98
  4. Step 4: Simplify right side
    379,215.18x = 102,234,767,210.52
  5. Step 5: Solve for x
    x = 102,234,767,210.52/379,215.18
  6. Step 6: Final answer
    x = 269,595.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.