Home / 816,074.34-1,126,110.87-453,475.22

Finding the Fourth Proportional to 816,074.34, 1,126,110.87 and 453,475.22

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Solution

The fourth proportional to 816,074.34, 1,126,110.87 and 453,475.22 is: 625,755.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,074.34 : 1,126,110.87 = 453,475.22 : x
  2. Step 2: Convert to fraction form
    816,074.34/1,126,110.87 = 453,475.22/x
  3. Step 3: Cross multiply
    816,074.34x = 1,126,110.87 × 453,475.22
  4. Step 4: Simplify right side
    816,074.34x = 510,663,374,517.64
  5. Step 5: Solve for x
    x = 510,663,374,517.64/816,074.34
  6. Step 6: Final answer
    x = 625,755.95

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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.