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Finding the Fourth Proportional to 600,639.65, 900,693.80 and 179,837.09

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Solution

The fourth proportional to 600,639.65, 900,693.80 and 179,837.09 is: 269,676.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,639.65 : 900,693.80 = 179,837.09 : x
  2. Step 2: Convert to fraction form
    600,639.65/900,693.80 = 179,837.09/x
  3. Step 3: Cross multiply
    600,639.65x = 900,693.80 × 179,837.09
  4. Step 4: Simplify right side
    600,639.65x = 161,978,151,073.86
  5. Step 5: Solve for x
    x = 161,978,151,073.86/600,639.65
  6. Step 6: Final answer
    x = 269,676.09

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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.