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Finding the Fourth Proportional to 1,607.19, 2,410.78 and 452.94

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Solution

The fourth proportional to 1,607.19, 2,410.78 and 452.94 is: 679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607.19 : 2,410.78 = 452.94 : x
  2. Step 2: Convert to fraction form
    1,607.19/2,410.78 = 452.94/x
  3. Step 3: Cross multiply
    1,607.19x = 2,410.78 × 452.94
  4. Step 4: Simplify right side
    1,607.19x = 1,091,938.69
  5. Step 5: Solve for x
    x = 1,091,938.69/1,607.19
  6. Step 6: Final answer
    x = 679.41

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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.