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Finding the Fourth Proportional to 493,501.86, 740,257.11 and 119,525.22

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Solution

The fourth proportional to 493,501.86, 740,257.11 and 119,525.22 is: 179,288.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,501.86 : 740,257.11 = 119,525.22 : x
  2. Step 2: Convert to fraction form
    493,501.86/740,257.11 = 119,525.22/x
  3. Step 3: Cross multiply
    493,501.86x = 740,257.11 × 119,525.22
  4. Step 4: Simplify right side
    493,501.86x = 88,479,393,929.31
  5. Step 5: Solve for x
    x = 88,479,393,929.31/493,501.86
  6. Step 6: Final answer
    x = 179,288.88

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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.