Home / 382,838.13-574,296.48-146,379.69

Finding the Fourth Proportional to 382,838.13, 574,296.48 and 146,379.69

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Solution

The fourth proportional to 382,838.13, 574,296.48 and 146,379.69 is: 219,584.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,838.13 : 574,296.48 = 146,379.69 : x
  2. Step 2: Convert to fraction form
    382,838.13/574,296.48 = 146,379.69/x
  3. Step 3: Cross multiply
    382,838.13x = 574,296.48 × 146,379.69
  4. Step 4: Simplify right side
    382,838.13x = 84,065,340,710.49
  5. Step 5: Solve for x
    x = 84,065,340,710.49/382,838.13
  6. Step 6: Final answer
    x = 219,584.56

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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.