Home / 379,245.67-568,868.23-112,999.35

Finding the Fourth Proportional to 379,245.67, 568,868.23 and 112,999.35

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Solution

The fourth proportional to 379,245.67, 568,868.23 and 112,999.35 is: 169,498.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,245.67 : 568,868.23 = 112,999.35 : x
  2. Step 2: Convert to fraction form
    379,245.67/568,868.23 = 112,999.35/x
  3. Step 3: Cross multiply
    379,245.67x = 568,868.23 × 112,999.35
  4. Step 4: Simplify right side
    379,245.67x = 64,281,740,225.65
  5. Step 5: Solve for x
    x = 64,281,740,225.65/379,245.67
  6. Step 6: Final answer
    x = 169,498.94

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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.