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Finding the Fourth Proportional to 273,143.34, 409,501.17 and 173,284.92

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Solution

The fourth proportional to 273,143.34, 409,501.17 and 173,284.92 is: 259,791.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,143.34 : 409,501.17 = 173,284.92 : x
  2. Step 2: Convert to fraction form
    273,143.34/409,501.17 = 173,284.92/x
  3. Step 3: Cross multiply
    273,143.34x = 409,501.17 × 173,284.92
  4. Step 4: Simplify right side
    273,143.34x = 70,960,377,483.36
  5. Step 5: Solve for x
    x = 70,960,377,483.36/273,143.34
  6. Step 6: Final answer
    x = 259,791.72

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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.