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Finding the Fourth Proportional to 1,734.92, 2,602 and 565.02

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Solution

The fourth proportional to 1,734.92, 2,602 and 565.02 is: 847.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.92 : 2,602 = 565.02 : x
  2. Step 2: Convert to fraction form
    1,734.92/2,602 = 565.02/x
  3. Step 3: Cross multiply
    1,734.92x = 2,602 × 565.02
  4. Step 4: Simplify right side
    1,734.92x = 1,470,182.04
  5. Step 5: Solve for x
    x = 1,470,182.04/1,734.92
  6. Step 6: Final answer
    x = 847.41

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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.