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Finding the Fourth Proportional to 1,770.47, 2,656.09 and 600.50

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Solution

The fourth proportional to 1,770.47, 2,656.09 and 600.50 is: 900.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770.47 : 2,656.09 = 600.50 : x
  2. Step 2: Convert to fraction form
    1,770.47/2,656.09 = 600.50/x
  3. Step 3: Cross multiply
    1,770.47x = 2,656.09 × 600.50
  4. Step 4: Simplify right side
    1,770.47x = 1,594,986.06
  5. Step 5: Solve for x
    x = 1,594,986.06/1,770.47
  6. Step 6: Final answer
    x = 900.88

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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.