Home / 752,727.70-1,038,291.78-446,587.30

Finding the Fourth Proportional to 752,727.70, 1,038,291.78 and 446,587.30

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Solution

The fourth proportional to 752,727.70, 1,038,291.78 and 446,587.30 is: 616,010.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,727.70 : 1,038,291.78 = 446,587.30 : x
  2. Step 2: Convert to fraction form
    752,727.70/1,038,291.78 = 446,587.30/x
  3. Step 3: Cross multiply
    752,727.70x = 1,038,291.78 × 446,587.30
  4. Step 4: Simplify right side
    752,727.70x = 463,687,922,642.39
  5. Step 5: Solve for x
    x = 463,687,922,642.39/752,727.70
  6. Step 6: Final answer
    x = 616,010.18

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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.