Home / 752,717.60-1,038,711.60-446,806.88

Finding the Fourth Proportional to 752,717.60, 1,038,711.60 and 446,806.88

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Solution

The fourth proportional to 752,717.60, 1,038,711.60 and 446,806.88 is: 616,570.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,717.60 : 1,038,711.60 = 446,806.88 : x
  2. Step 2: Convert to fraction form
    752,717.60/1,038,711.60 = 446,806.88/x
  3. Step 3: Cross multiply
    752,717.60x = 1,038,711.60 × 446,806.88
  4. Step 4: Simplify right side
    752,717.60x = 464,103,489,215.81
  5. Step 5: Solve for x
    x = 464,103,489,215.81/752,717.60
  6. Step 6: Final answer
    x = 616,570.53

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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.