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Finding the Fourth Proportional to 1,734.02, 2,601.04 and 435.48

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Solution

The fourth proportional to 1,734.02, 2,601.04 and 435.48 is: 653.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.02 : 2,601.04 = 435.48 : x
  2. Step 2: Convert to fraction form
    1,734.02/2,601.04 = 435.48/x
  3. Step 3: Cross multiply
    1,734.02x = 2,601.04 × 435.48
  4. Step 4: Simplify right side
    1,734.02x = 1,132,700.90
  5. Step 5: Solve for x
    x = 1,132,700.90/1,734.02
  6. Step 6: Final answer
    x = 653.22

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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.