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Finding the Fourth Proportional to 479,460.27, 719,307.49 and 159,611.52

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Solution

The fourth proportional to 479,460.27, 719,307.49 and 159,611.52 is: 239,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,460.27 : 719,307.49 = 159,611.52 : x
  2. Step 2: Convert to fraction form
    479,460.27/719,307.49 = 159,611.52/x
  3. Step 3: Cross multiply
    479,460.27x = 719,307.49 × 159,611.52
  4. Step 4: Simplify right side
    479,460.27x = 114,809,761,826.29
  5. Step 5: Solve for x
    x = 114,809,761,826.29/479,460.27
  6. Step 6: Final answer
    x = 239,456.26

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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.