Home / 324,008.20-486,012.30-245,276.20

Finding the Fourth Proportional to 324,008.20, 486,012.30 and 245,276.20

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Solution

The fourth proportional to 324,008.20, 486,012.30 and 245,276.20 is: 367,914.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,008.20 : 486,012.30 = 245,276.20 : x
  2. Step 2: Convert to fraction form
    324,008.20/486,012.30 = 245,276.20/x
  3. Step 3: Cross multiply
    324,008.20x = 486,012.30 × 245,276.20
  4. Step 4: Simplify right side
    324,008.20x = 119,207,250,097.26
  5. Step 5: Solve for x
    x = 119,207,250,097.26/324,008.20
  6. Step 6: Final answer
    x = 367,914.30

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Similar ratio
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1.5x scale

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.