Home / 982,088.89-1,355,269.62-552,369.04

Finding the Fourth Proportional to 982,088.89, 1,355,269.62 and 552,369.04

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Solution

The fourth proportional to 982,088.89, 1,355,269.62 and 552,369.04 is: 762,261.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,088.89 : 1,355,269.62 = 552,369.04 : x
  2. Step 2: Convert to fraction form
    982,088.89/1,355,269.62 = 552,369.04/x
  3. Step 3: Cross multiply
    982,088.89x = 1,355,269.62 × 552,369.04
  4. Step 4: Simplify right side
    982,088.89x = 748,608,978,940.57
  5. Step 5: Solve for x
    x = 748,608,978,940.57/982,088.89
  6. Step 6: Final answer
    x = 762,261.94

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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.