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Finding the Fourth Proportional to 1,593.32, 2,389.34 and 567.40

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Solution

The fourth proportional to 1,593.32, 2,389.34 and 567.40 is: 850.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593.32 : 2,389.34 = 567.40 : x
  2. Step 2: Convert to fraction form
    1,593.32/2,389.34 = 567.40/x
  3. Step 3: Cross multiply
    1,593.32x = 2,389.34 × 567.40
  4. Step 4: Simplify right side
    1,593.32x = 1,355,711.52
  5. Step 5: Solve for x
    x = 1,355,711.52/1,593.32
  6. Step 6: Final answer
    x = 850.87

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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.