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Finding the Fourth Proportional to 273,773.60, 410,660.40 and 155,808.80

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Solution

The fourth proportional to 273,773.60, 410,660.40 and 155,808.80 is: 233,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,773.60 : 410,660.40 = 155,808.80 : x
  2. Step 2: Convert to fraction form
    273,773.60/410,660.40 = 155,808.80/x
  3. Step 3: Cross multiply
    273,773.60x = 410,660.40 × 155,808.80
  4. Step 4: Simplify right side
    273,773.60x = 63,984,504,131.52
  5. Step 5: Solve for x
    x = 63,984,504,131.52/273,773.60
  6. Step 6: Final answer
    x = 233,713.20

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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.