Home / 347,488.27-479,579.04-194,584.69

Finding the Fourth Proportional to 347,488.27, 479,579.04 and 194,584.69

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Solution

The fourth proportional to 347,488.27, 479,579.04 and 194,584.69 is: 268,552.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,488.27 : 479,579.04 = 194,584.69 : x
  2. Step 2: Convert to fraction form
    347,488.27/479,579.04 = 194,584.69/x
  3. Step 3: Cross multiply
    347,488.27x = 479,579.04 × 194,584.69
  4. Step 4: Simplify right side
    347,488.27x = 93,318,738,828.90
  5. Step 5: Solve for x
    x = 93,318,738,828.90/347,488.27
  6. Step 6: Final answer
    x = 268,552.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.