Home / 785,968.52-1,179,095.34-449,388.68

Finding the Fourth Proportional to 785,968.52, 1,179,095.34 and 449,388.68

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Solution

The fourth proportional to 785,968.52, 1,179,095.34 and 449,388.68 is: 674,164.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,968.52 : 1,179,095.34 = 449,388.68 : x
  2. Step 2: Convert to fraction form
    785,968.52/1,179,095.34 = 449,388.68/x
  3. Step 3: Cross multiply
    785,968.52x = 1,179,095.34 × 449,388.68
  4. Step 4: Simplify right side
    785,968.52x = 529,872,098,436.75
  5. Step 5: Solve for x
    x = 529,872,098,436.75/785,968.52
  6. Step 6: Final answer
    x = 674,164.53

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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.