Home / 801,427.80-1,202,141.70-533,301.60

Finding the Fourth Proportional to 801,427.80, 1,202,141.70 and 533,301.60

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Solution

The fourth proportional to 801,427.80, 1,202,141.70 and 533,301.60 is: 799,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,427.80 : 1,202,141.70 = 533,301.60 : x
  2. Step 2: Convert to fraction form
    801,427.80/1,202,141.70 = 533,301.60/x
  3. Step 3: Cross multiply
    801,427.80x = 1,202,141.70 × 533,301.60
  4. Step 4: Simplify right side
    801,427.80x = 641,104,092,036.72
  5. Step 5: Solve for x
    x = 641,104,092,036.72/801,427.80
  6. Step 6: Final answer
    x = 799,952.40

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Similar ratio
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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.