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Finding the Fourth Proportional to 304,038, 419,598.36 and 169,927.92

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Solution

The fourth proportional to 304,038, 419,598.36 and 169,927.92 is: 234,515.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,038 : 419,598.36 = 169,927.92 : x
  2. Step 2: Convert to fraction form
    304,038/419,598.36 = 169,927.92/x
  3. Step 3: Cross multiply
    304,038x = 419,598.36 × 169,927.92
  4. Step 4: Simplify right side
    304,038x = 71,301,476,550.21
  5. Step 5: Solve for x
    x = 71,301,476,550.21/304,038
  6. Step 6: Final answer
    x = 234,515.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.