Home / 778,033.38-1,073,644.56-433,904.61

Finding the Fourth Proportional to 778,033.38, 1,073,644.56 and 433,904.61

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Solution

The fourth proportional to 778,033.38, 1,073,644.56 and 433,904.61 is: 598,765.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,033.38 : 1,073,644.56 = 433,904.61 : x
  2. Step 2: Convert to fraction form
    778,033.38/1,073,644.56 = 433,904.61/x
  3. Step 3: Cross multiply
    778,033.38x = 1,073,644.56 × 433,904.61
  4. Step 4: Simplify right side
    778,033.38x = 465,859,324,085.42
  5. Step 5: Solve for x
    x = 465,859,324,085.42/778,033.38
  6. Step 6: Final answer
    x = 598,765.22

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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.