Home / 836,295.70-1,254,534.72-267,543.12

Finding the Fourth Proportional to 836,295.70, 1,254,534.72 and 267,543.12

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Solution

The fourth proportional to 836,295.70, 1,254,534.72 and 267,543.12 is: 401,343.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,295.70 : 1,254,534.72 = 267,543.12 : x
  2. Step 2: Convert to fraction form
    836,295.70/1,254,534.72 = 267,543.12/x
  3. Step 3: Cross multiply
    836,295.70x = 1,254,534.72 × 267,543.12
  4. Step 4: Simplify right side
    836,295.70x = 335,642,133,137.13
  5. Step 5: Solve for x
    x = 335,642,133,137.13/836,295.70
  6. Step 6: Final answer
    x = 401,343.85

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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.