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Finding the Fourth Proportional to 483,627.33, 666,702.28 and 337,980.92

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Solution

The fourth proportional to 483,627.33, 666,702.28 and 337,980.92 is: 465,922.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,627.33 : 666,702.28 = 337,980.92 : x
  2. Step 2: Convert to fraction form
    483,627.33/666,702.28 = 337,980.92/x
  3. Step 3: Cross multiply
    483,627.33x = 666,702.28 × 337,980.92
  4. Step 4: Simplify right side
    483,627.33x = 225,332,647,511.73
  5. Step 5: Solve for x
    x = 225,332,647,511.73/483,627.33
  6. Step 6: Final answer
    x = 465,922.07

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1.5x scale

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.