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Finding the Fourth Proportional to 599,065.17, 826,679.12 and 327,080.63

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Solution

The fourth proportional to 599,065.17, 826,679.12 and 327,080.63 is: 451,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,065.17 : 826,679.12 = 327,080.63 : x
  2. Step 2: Convert to fraction form
    599,065.17/826,679.12 = 327,080.63/x
  3. Step 3: Cross multiply
    599,065.17x = 826,679.12 × 327,080.63
  4. Step 4: Simplify right side
    599,065.17x = 270,390,727,808.74
  5. Step 5: Solve for x
    x = 270,390,727,808.74/599,065.17
  6. Step 6: Final answer
    x = 451,354.45

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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.