Home / 379,246.17-568,868.99-112,999.85

Finding the Fourth Proportional to 379,246.17, 568,868.99 and 112,999.85

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Solution

The fourth proportional to 379,246.17, 568,868.99 and 112,999.85 is: 169,499.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,246.17 : 568,868.99 = 112,999.85 : x
  2. Step 2: Convert to fraction form
    379,246.17/568,868.99 = 112,999.85/x
  3. Step 3: Cross multiply
    379,246.17x = 568,868.99 × 112,999.85
  4. Step 4: Simplify right side
    379,246.17x = 64,282,107,130.31
  5. Step 5: Solve for x
    x = 64,282,107,130.31/379,246.17
  6. Step 6: Final answer
    x = 169,499.69

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1.5x scale

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.