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Finding the Fourth Proportional to 273,797.34, 410,710.53 and 84,387.81

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Solution

The fourth proportional to 273,797.34, 410,710.53 and 84,387.81 is: 126,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,797.34 : 410,710.53 = 84,387.81 : x
  2. Step 2: Convert to fraction form
    273,797.34/410,710.53 = 84,387.81/x
  3. Step 3: Cross multiply
    273,797.34x = 410,710.53 × 84,387.81
  4. Step 4: Simplify right side
    273,797.34x = 34,658,962,170.64
  5. Step 5: Solve for x
    x = 34,658,962,170.64/273,797.34
  6. Step 6: Final answer
    x = 126,586.19

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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.