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Finding the Fourth Proportional to 984,656, 1,469,255.44 and 924,469.76

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Solution

The fourth proportional to 984,656, 1,469,255.44 and 924,469.76 is: 1,379,448.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,656 : 1,469,255.44 = 924,469.76 : x
  2. Step 2: Convert to fraction form
    984,656/1,469,255.44 = 924,469.76/x
  3. Step 3: Cross multiply
    984,656x = 1,469,255.44 × 924,469.76
  4. Step 4: Simplify right side
    984,656x = 1,358,282,223,995.49
  5. Step 5: Solve for x
    x = 1,358,282,223,995.49/984,656
  6. Step 6: Final answer
    x = 1,379,448.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.