Home / 752,774.27-1,038,694.41-426,085.65

Finding the Fourth Proportional to 752,774.27, 1,038,694.41 and 426,085.65

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Solution

The fourth proportional to 752,774.27, 1,038,694.41 and 426,085.65 is: 587,922.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,774.27 : 1,038,694.41 = 426,085.65 : x
  2. Step 2: Convert to fraction form
    752,774.27/1,038,694.41 = 426,085.65/x
  3. Step 3: Cross multiply
    752,774.27x = 1,038,694.41 × 426,085.65
  4. Step 4: Simplify right side
    752,774.27x = 442,572,782,836.22
  5. Step 5: Solve for x
    x = 442,572,782,836.22/752,774.27
  6. Step 6: Final answer
    x = 587,922.31

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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.