Home / 982,350.36-1,355,629.98-552,630.36

Finding the Fourth Proportional to 982,350.36, 1,355,629.98 and 552,630.36

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Solution

The fourth proportional to 982,350.36, 1,355,629.98 and 552,630.36 is: 762,622.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,350.36 : 1,355,629.98 = 552,630.36 : x
  2. Step 2: Convert to fraction form
    982,350.36/1,355,629.98 = 552,630.36/x
  3. Step 3: Cross multiply
    982,350.36x = 1,355,629.98 × 552,630.36
  4. Step 4: Simplify right side
    982,350.36x = 749,162,283,874.19
  5. Step 5: Solve for x
    x = 749,162,283,874.19/982,350.36
  6. Step 6: Final answer
    x = 762,622.29

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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.