Home / 752,601.48-1,038,641.22-425,914.71

Finding the Fourth Proportional to 752,601.48, 1,038,641.22 and 425,914.71

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Solution

The fourth proportional to 752,601.48, 1,038,641.22 and 425,914.71 is: 587,791.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,601.48 : 1,038,641.22 = 425,914.71 : x
  2. Step 2: Convert to fraction form
    752,601.48/1,038,641.22 = 425,914.71/x
  3. Step 3: Cross multiply
    752,601.48x = 1,038,641.22 × 425,914.71
  4. Step 4: Simplify right side
    752,601.48x = 442,372,574,010.35
  5. Step 5: Solve for x
    x = 442,372,574,010.35/752,601.48
  6. Step 6: Final answer
    x = 587,791.26

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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.