Home / 876,717.98-1,313,914.36-450,236.55

Finding the Fourth Proportional to 876,717.98, 1,313,914.36 and 450,236.55

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Solution

The fourth proportional to 876,717.98, 1,313,914.36 and 450,236.55 is: 674,757.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,717.98 : 1,313,914.36 = 450,236.55 : x
  2. Step 2: Convert to fraction form
    876,717.98/1,313,914.36 = 450,236.55/x
  3. Step 3: Cross multiply
    876,717.98x = 1,313,914.36 × 450,236.55
  4. Step 4: Simplify right side
    876,717.98x = 591,572,268,441.86
  5. Step 5: Solve for x
    x = 591,572,268,441.86/876,717.98
  6. Step 6: Final answer
    x = 674,757.77

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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.