Home / 828,025.13-1,242,037.60-267,059.63

Finding the Fourth Proportional to 828,025.13, 1,242,037.60 and 267,059.63

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Solution

The fourth proportional to 828,025.13, 1,242,037.60 and 267,059.63 is: 400,589.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,025.13 : 1,242,037.60 = 267,059.63 : x
  2. Step 2: Convert to fraction form
    828,025.13/1,242,037.60 = 267,059.63/x
  3. Step 3: Cross multiply
    828,025.13x = 1,242,037.60 × 267,059.63
  4. Step 4: Simplify right side
    828,025.13x = 331,698,104,339.53
  5. Step 5: Solve for x
    x = 331,698,104,339.53/828,025.13
  6. Step 6: Final answer
    x = 400,589.42

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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.