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Finding the Fourth Proportional to 1,594.68, 2,393.10 and 864.34

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Solution

The fourth proportional to 1,594.68, 2,393.10 and 864.34 is: 1,297.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.68 : 2,393.10 = 864.34 : x
  2. Step 2: Convert to fraction form
    1,594.68/2,393.10 = 864.34/x
  3. Step 3: Cross multiply
    1,594.68x = 2,393.10 × 864.34
  4. Step 4: Simplify right side
    1,594.68x = 2,068,452.05
  5. Step 5: Solve for x
    x = 2,068,452.05/1,594.68
  6. Step 6: Final answer
    x = 1,297.10

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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.