Home / 1,232.25-1,848.15-410.43

Finding the Fourth Proportional to 1,232.25, 1,848.15 and 410.43

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Solution

The fourth proportional to 1,232.25, 1,848.15 and 410.43 is: 615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232.25 : 1,848.15 = 410.43 : x
  2. Step 2: Convert to fraction form
    1,232.25/1,848.15 = 410.43/x
  3. Step 3: Cross multiply
    1,232.25x = 1,848.15 × 410.43
  4. Step 4: Simplify right side
    1,232.25x = 758,536.20
  5. Step 5: Solve for x
    x = 758,536.20/1,232.25
  6. Step 6: Final answer
    x = 615.57

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Half scale
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Double scale
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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.