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Finding the Fourth Proportional to 273,401.80, 410,102.70 and 223,538.20

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Solution

The fourth proportional to 273,401.80, 410,102.70 and 223,538.20 is: 335,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,401.80 : 410,102.70 = 223,538.20 : x
  2. Step 2: Convert to fraction form
    273,401.80/410,102.70 = 223,538.20/x
  3. Step 3: Cross multiply
    273,401.80x = 410,102.70 × 223,538.20
  4. Step 4: Simplify right side
    273,401.80x = 91,673,619,373.14
  5. Step 5: Solve for x
    x = 91,673,619,373.14/273,401.80
  6. Step 6: Final answer
    x = 335,307.30

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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.