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Finding the Fourth Proportional to 479,599.96, 719,331.72 and 195,414.52

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Solution

The fourth proportional to 479,599.96, 719,331.72 and 195,414.52 is: 293,093.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,599.96 : 719,331.72 = 195,414.52 : x
  2. Step 2: Convert to fraction form
    479,599.96/719,331.72 = 195,414.52/x
  3. Step 3: Cross multiply
    479,599.96x = 719,331.72 × 195,414.52
  4. Step 4: Simplify right side
    479,599.96x = 140,567,862,784.57
  5. Step 5: Solve for x
    x = 140,567,862,784.57/479,599.96
  6. Step 6: Final answer
    x = 293,093.98

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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.