Home / 319,331.34-479,244.96-119,833.20

Finding the Fourth Proportional to 319,331.34, 479,244.96 and 119,833.20

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Solution

The fourth proportional to 319,331.34, 479,244.96 and 119,833.20 is: 179,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,331.34 : 479,244.96 = 119,833.20 : x
  2. Step 2: Convert to fraction form
    319,331.34/479,244.96 = 119,833.20/x
  3. Step 3: Cross multiply
    319,331.34x = 479,244.96 × 119,833.20
  4. Step 4: Simplify right side
    319,331.34x = 57,429,457,140.67
  5. Step 5: Solve for x
    x = 57,429,457,140.67/319,331.34
  6. Step 6: Final answer
    x = 179,842.85

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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.