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Finding the Fourth Proportional to 250,977.60, 376,466.40 and 103,233.60

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Solution

The fourth proportional to 250,977.60, 376,466.40 and 103,233.60 is: 154,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,977.60 : 376,466.40 = 103,233.60 : x
  2. Step 2: Convert to fraction form
    250,977.60/376,466.40 = 103,233.60/x
  3. Step 3: Cross multiply
    250,977.60x = 376,466.40 × 103,233.60
  4. Step 4: Simplify right side
    250,977.60x = 38,863,981,751.04
  5. Step 5: Solve for x
    x = 38,863,981,751.04/250,977.60
  6. Step 6: Final answer
    x = 154,850.40

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1.5x scale

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.