Home / 828,332.97-1,242,630.95-267,236.25

Finding the Fourth Proportional to 828,332.97, 1,242,630.95 and 267,236.25

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Solution

The fourth proportional to 828,332.97, 1,242,630.95 and 267,236.25 is: 400,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,332.97 : 1,242,630.95 = 267,236.25 : x
  2. Step 2: Convert to fraction form
    828,332.97/1,242,630.95 = 267,236.25/x
  3. Step 3: Cross multiply
    828,332.97x = 1,242,630.95 × 267,236.25
  4. Step 4: Simplify right side
    828,332.97x = 332,076,033,875.76
  5. Step 5: Solve for x
    x = 332,076,033,875.76/828,332.97
  6. Step 6: Final answer
    x = 400,896.80

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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.