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Finding the Fourth Proportional to 1,597.80, 2,396.70 and 974.10

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Solution

The fourth proportional to 1,597.80, 2,396.70 and 974.10 is: 1,461.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.80 : 2,396.70 = 974.10 : x
  2. Step 2: Convert to fraction form
    1,597.80/2,396.70 = 974.10/x
  3. Step 3: Cross multiply
    1,597.80x = 2,396.70 × 974.10
  4. Step 4: Simplify right side
    1,597.80x = 2,334,625.47
  5. Step 5: Solve for x
    x = 2,334,625.47/1,597.80
  6. Step 6: Final answer
    x = 1,461.15

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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.