Home / 609,013.20-913,545.72-188,297.04

Finding the Fourth Proportional to 609,013.20, 913,545.72 and 188,297.04

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Solution

The fourth proportional to 609,013.20, 913,545.72 and 188,297.04 is: 282,453.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,013.20 : 913,545.72 = 188,297.04 : x
  2. Step 2: Convert to fraction form
    609,013.20/913,545.72 = 188,297.04/x
  3. Step 3: Cross multiply
    609,013.20x = 913,545.72 × 188,297.04
  4. Step 4: Simplify right side
    609,013.20x = 172,017,954,980.67
  5. Step 5: Solve for x
    x = 172,017,954,980.67/609,013.20
  6. Step 6: Final answer
    x = 282,453.57

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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.