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Finding the Fourth Proportional to 273,675.80, 409,529.55 and 185,102.30

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Solution

The fourth proportional to 273,675.80, 409,529.55 and 185,102.30 is: 276,987.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,675.80 : 409,529.55 = 185,102.30 : x
  2. Step 2: Convert to fraction form
    273,675.80/409,529.55 = 185,102.30/x
  3. Step 3: Cross multiply
    273,675.80x = 409,529.55 × 185,102.30
  4. Step 4: Simplify right side
    273,675.80x = 75,804,861,622.97
  5. Step 5: Solve for x
    x = 75,804,861,622.97/273,675.80
  6. Step 6: Final answer
    x = 276,987.81

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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.