Home / 268,890.60-403,422.30-180,244.20

Finding the Fourth Proportional to 268,890.60, 403,422.30 and 180,244.20

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Solution

The fourth proportional to 268,890.60, 403,422.30 and 180,244.20 is: 270,424.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,890.60 : 403,422.30 = 180,244.20 : x
  2. Step 2: Convert to fraction form
    268,890.60/403,422.30 = 180,244.20/x
  3. Step 3: Cross multiply
    268,890.60x = 403,422.30 × 180,244.20
  4. Step 4: Simplify right side
    268,890.60x = 72,714,529,725.66
  5. Step 5: Solve for x
    x = 72,714,529,725.66/268,890.60
  6. Step 6: Final answer
    x = 270,424.22

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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.