Home / 982,362.24-1,355,738.40-552,616.80

Finding the Fourth Proportional to 982,362.24, 1,355,738.40 and 552,616.80

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Solution

The fourth proportional to 982,362.24, 1,355,738.40 and 552,616.80 is: 762,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,362.24 : 1,355,738.40 = 552,616.80 : x
  2. Step 2: Convert to fraction form
    982,362.24/1,355,738.40 = 552,616.80/x
  3. Step 3: Cross multiply
    982,362.24x = 1,355,738.40 × 552,616.80
  4. Step 4: Simplify right side
    982,362.24x = 749,203,816,245.12
  5. Step 5: Solve for x
    x = 749,203,816,245.12/982,362.24
  6. Step 6: Final answer
    x = 762,655.35

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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.