Home / 982,528.68-1,355,902.05-552,809.64

Finding the Fourth Proportional to 982,528.68, 1,355,902.05 and 552,809.64

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Solution

The fourth proportional to 982,528.68, 1,355,902.05 and 552,809.64 is: 762,884.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,528.68 : 1,355,902.05 = 552,809.64 : x
  2. Step 2: Convert to fraction form
    982,528.68/1,355,902.05 = 552,809.64/x
  3. Step 3: Cross multiply
    982,528.68x = 1,355,902.05 × 552,809.64
  4. Step 4: Simplify right side
    982,528.68x = 749,555,724,135.76
  5. Step 5: Solve for x
    x = 749,555,724,135.76/982,528.68
  6. Step 6: Final answer
    x = 762,884.32

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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.