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Finding the Fourth Proportional to 585,967.68, 878,046.84 and 395,682.30

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Solution

The fourth proportional to 585,967.68, 878,046.84 and 395,682.30 is: 592,912.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,967.68 : 878,046.84 = 395,682.30 : x
  2. Step 2: Convert to fraction form
    585,967.68/878,046.84 = 395,682.30/x
  3. Step 3: Cross multiply
    585,967.68x = 878,046.84 × 395,682.30
  4. Step 4: Simplify right side
    585,967.68x = 347,427,593,158.93
  5. Step 5: Solve for x
    x = 347,427,593,158.93/585,967.68
  6. Step 6: Final answer
    x = 592,912.55

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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.