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Finding the Fourth Proportional to 437,376.27, 656,119.98 and 171,102.63

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Solution

The fourth proportional to 437,376.27, 656,119.98 and 171,102.63 is: 256,675.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,376.27 : 656,119.98 = 171,102.63 : x
  2. Step 2: Convert to fraction form
    437,376.27/656,119.98 = 171,102.63/x
  3. Step 3: Cross multiply
    437,376.27x = 656,119.98 × 171,102.63
  4. Step 4: Simplify right side
    437,376.27x = 112,263,854,173.55
  5. Step 5: Solve for x
    x = 112,263,854,173.55/437,376.27
  6. Step 6: Final answer
    x = 256,675.69

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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.