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Finding the Fourth Proportional to 273,561.84, 409,934.52 and 223,989.84

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Solution

The fourth proportional to 273,561.84, 409,934.52 and 223,989.84 is: 335,650.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,561.84 : 409,934.52 = 223,989.84 : x
  2. Step 2: Convert to fraction form
    273,561.84/409,934.52 = 223,989.84/x
  3. Step 3: Cross multiply
    273,561.84x = 409,934.52 × 223,989.84
  4. Step 4: Simplify right side
    273,561.84x = 91,821,167,545.28
  5. Step 5: Solve for x
    x = 91,821,167,545.28/273,561.84
  6. Step 6: Final answer
    x = 335,650.50

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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.