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Finding the Fourth Proportional to 600,639.90, 900,694.17 and 179,837.34

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Solution

The fourth proportional to 600,639.90, 900,694.17 and 179,837.34 is: 269,676.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,639.90 : 900,694.17 = 179,837.34 : x
  2. Step 2: Convert to fraction form
    600,639.90/900,694.17 = 179,837.34/x
  3. Step 3: Cross multiply
    600,639.90x = 900,694.17 × 179,837.34
  4. Step 4: Simplify right side
    600,639.90x = 161,978,443,686.31
  5. Step 5: Solve for x
    x = 161,978,443,686.31/600,639.90
  6. Step 6: Final answer
    x = 269,676.46

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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.