Home / 801,337.80-1,202,006.70-765,908.40

Finding the Fourth Proportional to 801,337.80, 1,202,006.70 and 765,908.40

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Solution

The fourth proportional to 801,337.80, 1,202,006.70 and 765,908.40 is: 1,148,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,337.80 : 1,202,006.70 = 765,908.40 : x
  2. Step 2: Convert to fraction form
    801,337.80/1,202,006.70 = 765,908.40/x
  3. Step 3: Cross multiply
    801,337.80x = 1,202,006.70 × 765,908.40
  4. Step 4: Simplify right side
    801,337.80x = 920,627,028,386.28
  5. Step 5: Solve for x
    x = 920,627,028,386.28/801,337.80
  6. Step 6: Final answer
    x = 1,148,862.60

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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.