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Finding the Fourth Proportional to 1,734.50, 2,601.80 and 502.19

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Solution

The fourth proportional to 1,734.50, 2,601.80 and 502.19 is: 753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734.50 : 2,601.80 = 502.19 : x
  2. Step 2: Convert to fraction form
    1,734.50/2,601.80 = 502.19/x
  3. Step 3: Cross multiply
    1,734.50x = 2,601.80 × 502.19
  4. Step 4: Simplify right side
    1,734.50x = 1,306,597.94
  5. Step 5: Solve for x
    x = 1,306,597.94/1,734.50
  6. Step 6: Final answer
    x = 753.30

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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.