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Finding the Fourth Proportional to 517,497.14, 775,999.92 and 180,496.88

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Solution

The fourth proportional to 517,497.14, 775,999.92 and 180,496.88 is: 270,659.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,497.14 : 775,999.92 = 180,496.88 : x
  2. Step 2: Convert to fraction form
    517,497.14/775,999.92 = 180,496.88/x
  3. Step 3: Cross multiply
    517,497.14x = 775,999.92 × 180,496.88
  4. Step 4: Simplify right side
    517,497.14x = 140,065,564,440.25
  5. Step 5: Solve for x
    x = 140,065,564,440.25/517,497.14
  6. Step 6: Final answer
    x = 270,659.59

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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.