Home / 836,284.53-1,151,962.38-674,687.10

Finding the Fourth Proportional to 836,284.53, 1,151,962.38 and 674,687.10

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Solution

The fourth proportional to 836,284.53, 1,151,962.38 and 674,687.10 is: 929,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,284.53 : 1,151,962.38 = 674,687.10 : x
  2. Step 2: Convert to fraction form
    836,284.53/1,151,962.38 = 674,687.10/x
  3. Step 3: Cross multiply
    836,284.53x = 1,151,962.38 × 674,687.10
  4. Step 4: Simplify right side
    836,284.53x = 777,214,157,471.30
  5. Step 5: Solve for x
    x = 777,214,157,471.30/836,284.53
  6. Step 6: Final answer
    x = 929,365.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.