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Finding the Fourth Proportional to 273,438.52, 409,363.47 and 159,238.14

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Solution

The fourth proportional to 273,438.52, 409,363.47 and 159,238.14 is: 238,394.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,438.52 : 409,363.47 = 159,238.14 : x
  2. Step 2: Convert to fraction form
    273,438.52/409,363.47 = 159,238.14/x
  3. Step 3: Cross multiply
    273,438.52x = 409,363.47 × 159,238.14
  4. Step 4: Simplify right side
    273,438.52x = 65,186,276,011.63
  5. Step 5: Solve for x
    x = 65,186,276,011.63/273,438.52
  6. Step 6: Final answer
    x = 238,394.64

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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.