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Finding the Fourth Proportional to 187,244.80, 280,867.20 and 174,803.20

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Solution

The fourth proportional to 187,244.80, 280,867.20 and 174,803.20 is: 262,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,244.80 : 280,867.20 = 174,803.20 : x
  2. Step 2: Convert to fraction form
    187,244.80/280,867.20 = 174,803.20/x
  3. Step 3: Cross multiply
    187,244.80x = 280,867.20 × 174,803.20
  4. Step 4: Simplify right side
    187,244.80x = 49,096,485,335.04
  5. Step 5: Solve for x
    x = 49,096,485,335.04/187,244.80
  6. Step 6: Final answer
    x = 262,204.80

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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.