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Finding the Fourth Proportional to 273,166.30, 409,749.45 and 223,302.70

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Solution

The fourth proportional to 273,166.30, 409,749.45 and 223,302.70 is: 334,954.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,166.30 : 409,749.45 = 223,302.70 : x
  2. Step 2: Convert to fraction form
    273,166.30/409,749.45 = 223,302.70/x
  3. Step 3: Cross multiply
    273,166.30x = 409,749.45 × 223,302.70
  4. Step 4: Simplify right side
    273,166.30x = 91,498,158,508.52
  5. Step 5: Solve for x
    x = 91,498,158,508.52/273,166.30
  6. Step 6: Final answer
    x = 334,954.05

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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.