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Finding the Fourth Proportional to 667,775.04, 1,001,699.04 and 169,143.36

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Solution

The fourth proportional to 667,775.04, 1,001,699.04 and 169,143.36 is: 253,724.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,775.04 : 1,001,699.04 = 169,143.36 : x
  2. Step 2: Convert to fraction form
    667,775.04/1,001,699.04 = 169,143.36/x
  3. Step 3: Cross multiply
    667,775.04x = 1,001,699.04 × 169,143.36
  4. Step 4: Simplify right side
    667,775.04x = 169,430,741,334.37
  5. Step 5: Solve for x
    x = 169,430,741,334.37/667,775.04
  6. Step 6: Final answer
    x = 253,724.28

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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.