Home / 852,155.74-1,275,902.02-829,568.89

Finding the Fourth Proportional to 852,155.74, 1,275,902.02 and 829,568.89

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Solution

The fourth proportional to 852,155.74, 1,275,902.02 and 829,568.89 is: 1,242,083.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,155.74 : 1,275,902.02 = 829,568.89 : x
  2. Step 2: Convert to fraction form
    852,155.74/1,275,902.02 = 829,568.89/x
  3. Step 3: Cross multiply
    852,155.74x = 1,275,902.02 × 829,568.89
  4. Step 4: Simplify right side
    852,155.74x = 1,058,448,622,480.16
  5. Step 5: Solve for x
    x = 1,058,448,622,480.16/852,155.74
  6. Step 6: Final answer
    x = 1,242,083.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.