Home / 395,230.03-592,481.76-142,448.65

Finding the Fourth Proportional to 395,230.03, 592,481.76 and 142,448.65

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Solution

The fourth proportional to 395,230.03, 592,481.76 and 142,448.65 is: 213,542.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,230.03 : 592,481.76 = 142,448.65 : x
  2. Step 2: Convert to fraction form
    395,230.03/592,481.76 = 142,448.65/x
  3. Step 3: Cross multiply
    395,230.03x = 592,481.76 × 142,448.65
  4. Step 4: Simplify right side
    395,230.03x = 84,398,228,698.95
  5. Step 5: Solve for x
    x = 84,398,228,698.95/395,230.03
  6. Step 6: Final answer
    x = 213,542.05

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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.