Home / 752,040.96-1,037,813.76-465,504

Finding the Fourth Proportional to 752,040.96, 1,037,813.76 and 465,504

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Solution

The fourth proportional to 752,040.96, 1,037,813.76 and 465,504 is: 642,393.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,040.96 : 1,037,813.76 = 465,504 : x
  2. Step 2: Convert to fraction form
    752,040.96/1,037,813.76 = 465,504/x
  3. Step 3: Cross multiply
    752,040.96x = 1,037,813.76 × 465,504
  4. Step 4: Simplify right side
    752,040.96x = 483,106,456,535.04
  5. Step 5: Solve for x
    x = 483,106,456,535.04/752,040.96
  6. Step 6: Final answer
    x = 642,393.81

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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.