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Finding the Fourth Proportional to 1,560.06, 2,340.15 and 635.46

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Solution

The fourth proportional to 1,560.06, 2,340.15 and 635.46 is: 953.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560.06 : 2,340.15 = 635.46 : x
  2. Step 2: Convert to fraction form
    1,560.06/2,340.15 = 635.46/x
  3. Step 3: Cross multiply
    1,560.06x = 2,340.15 × 635.46
  4. Step 4: Simplify right side
    1,560.06x = 1,487,071.72
  5. Step 5: Solve for x
    x = 1,487,071.72/1,560.06
  6. Step 6: Final answer
    x = 953.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.