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Finding the Fourth Proportional to 496,858.52, 745,288.01 and 159,899.13

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Solution

The fourth proportional to 496,858.52, 745,288.01 and 159,899.13 is: 239,848.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,858.52 : 745,288.01 = 159,899.13 : x
  2. Step 2: Convert to fraction form
    496,858.52/745,288.01 = 159,899.13/x
  3. Step 3: Cross multiply
    496,858.52x = 745,288.01 × 159,899.13
  4. Step 4: Simplify right side
    496,858.52x = 119,170,902,801.14
  5. Step 5: Solve for x
    x = 119,170,902,801.14/496,858.52
  6. Step 6: Final answer
    x = 239,848.77

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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.