Home / 989,544.24-1,365,544.08-548,003.52

Finding the Fourth Proportional to 989,544.24, 1,365,544.08 and 548,003.52

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Solution

The fourth proportional to 989,544.24, 1,365,544.08 and 548,003.52 is: 756,229.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,544.24 : 1,365,544.08 = 548,003.52 : x
  2. Step 2: Convert to fraction form
    989,544.24/1,365,544.08 = 548,003.52/x
  3. Step 3: Cross multiply
    989,544.24x = 1,365,544.08 × 548,003.52
  4. Step 4: Simplify right side
    989,544.24x = 748,322,962,555.16
  5. Step 5: Solve for x
    x = 748,322,962,555.16/989,544.24
  6. Step 6: Final answer
    x = 756,229.92

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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.