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Finding the Fourth Proportional to 273,408.60, 410,112.90 and 240,931.65

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Solution

The fourth proportional to 273,408.60, 410,112.90 and 240,931.65 is: 361,397.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,408.60 : 410,112.90 = 240,931.65 : x
  2. Step 2: Convert to fraction form
    273,408.60/410,112.90 = 240,931.65/x
  3. Step 3: Cross multiply
    273,408.60x = 410,112.90 × 240,931.65
  4. Step 4: Simplify right side
    273,408.60x = 98,809,177,683.29
  5. Step 5: Solve for x
    x = 98,809,177,683.29/273,408.60
  6. Step 6: Final answer
    x = 361,397.48

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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.