Home / 997,244.43-1,385,488.07-985,287.01

Finding the Fourth Proportional to 997,244.43, 1,385,488.07 and 985,287.01

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Solution

The fourth proportional to 997,244.43, 1,385,488.07 and 985,287.01 is: 1,368,875.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,244.43 : 1,385,488.07 = 985,287.01 : x
  2. Step 2: Convert to fraction form
    997,244.43/1,385,488.07 = 985,287.01/x
  3. Step 3: Cross multiply
    997,244.43x = 1,385,488.07 × 985,287.01
  4. Step 4: Simplify right side
    997,244.43x = 1,365,103,396,880.47
  5. Step 5: Solve for x
    x = 1,365,103,396,880.47/997,244.43
  6. Step 6: Final answer
    x = 1,368,875.43

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.