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Finding the Fourth Proportional to 632,181.40, 948,272.10 and 366,460.90

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Solution

The fourth proportional to 632,181.40, 948,272.10 and 366,460.90 is: 549,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,181.40 : 948,272.10 = 366,460.90 : x
  2. Step 2: Convert to fraction form
    632,181.40/948,272.10 = 366,460.90/x
  3. Step 3: Cross multiply
    632,181.40x = 948,272.10 × 366,460.90
  4. Step 4: Simplify right side
    632,181.40x = 347,504,647,210.89
  5. Step 5: Solve for x
    x = 347,504,647,210.89/632,181.40
  6. Step 6: Final answer
    x = 549,691.35

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Half scale
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Double scale
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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.