Home / 791,535.59-1,092,320.05-428,959.43

Finding the Fourth Proportional to 791,535.59, 1,092,320.05 and 428,959.43

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Solution

The fourth proportional to 791,535.59, 1,092,320.05 and 428,959.43 is: 591,964.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,535.59 : 1,092,320.05 = 428,959.43 : x
  2. Step 2: Convert to fraction form
    791,535.59/1,092,320.05 = 428,959.43/x
  3. Step 3: Cross multiply
    791,535.59x = 1,092,320.05 × 428,959.43
  4. Step 4: Simplify right side
    791,535.59x = 468,560,987,190.65
  5. Step 5: Solve for x
    x = 468,560,987,190.65/791,535.59
  6. Step 6: Final answer
    x = 591,964.52

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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.