Home / 815,962.62-1,126,004.31-453,377.46

Finding the Fourth Proportional to 815,962.62, 1,126,004.31 and 453,377.46

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Solution

The fourth proportional to 815,962.62, 1,126,004.31 and 453,377.46 is: 625,647.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,962.62 : 1,126,004.31 = 453,377.46 : x
  2. Step 2: Convert to fraction form
    815,962.62/1,126,004.31 = 453,377.46/x
  3. Step 3: Cross multiply
    815,962.62x = 1,126,004.31 × 453,377.46
  4. Step 4: Simplify right side
    815,962.62x = 510,504,974,016.85
  5. Step 5: Solve for x
    x = 510,504,974,016.85/815,962.62
  6. Step 6: Final answer
    x = 625,647.50

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1.5x scale

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.