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Finding the Fourth Proportional to 911,616.60, 1,367,424.90 and 246,768.60

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Solution

The fourth proportional to 911,616.60, 1,367,424.90 and 246,768.60 is: 370,152.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,616.60 : 1,367,424.90 = 246,768.60 : x
  2. Step 2: Convert to fraction form
    911,616.60/1,367,424.90 = 246,768.60/x
  3. Step 3: Cross multiply
    911,616.60x = 1,367,424.90 × 246,768.60
  4. Step 4: Simplify right side
    911,616.60x = 337,437,528,178.14
  5. Step 5: Solve for x
    x = 337,437,528,178.14/911,616.60
  6. Step 6: Final answer
    x = 370,152.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.