Home / 454,231.20-681,346.80-276,646.80

Finding the Fourth Proportional to 454,231.20, 681,346.80 and 276,646.80

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Solution

The fourth proportional to 454,231.20, 681,346.80 and 276,646.80 is: 414,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,231.20 : 681,346.80 = 276,646.80 : x
  2. Step 2: Convert to fraction form
    454,231.20/681,346.80 = 276,646.80/x
  3. Step 3: Cross multiply
    454,231.20x = 681,346.80 × 276,646.80
  4. Step 4: Simplify right side
    454,231.20x = 188,492,411,910.24
  5. Step 5: Solve for x
    x = 188,492,411,910.24/454,231.20
  6. Step 6: Final answer
    x = 414,970.20

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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.