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Finding the Fourth Proportional to 273,648.90, 410,732.55 and 168,672.90

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Solution

The fourth proportional to 273,648.90, 410,732.55 and 168,672.90 is: 253,169.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,648.90 : 410,732.55 = 168,672.90 : x
  2. Step 2: Convert to fraction form
    273,648.90/410,732.55 = 168,672.90/x
  3. Step 3: Cross multiply
    273,648.90x = 410,732.55 × 168,672.90
  4. Step 4: Simplify right side
    273,648.90x = 69,279,450,332.90
  5. Step 5: Solve for x
    x = 69,279,450,332.90/273,648.90
  6. Step 6: Final answer
    x = 253,169.12

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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.