Home / 254,927.70-382,391.55-230,433.30

Finding the Fourth Proportional to 254,927.70, 382,391.55 and 230,433.30

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Solution

The fourth proportional to 254,927.70, 382,391.55 and 230,433.30 is: 345,649.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,927.70 : 382,391.55 = 230,433.30 : x
  2. Step 2: Convert to fraction form
    254,927.70/382,391.55 = 230,433.30/x
  3. Step 3: Cross multiply
    254,927.70x = 382,391.55 × 230,433.30
  4. Step 4: Simplify right side
    254,927.70x = 88,115,746,758.62
  5. Step 5: Solve for x
    x = 88,115,746,758.62/254,927.70
  6. Step 6: Final answer
    x = 345,649.95

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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.