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Finding the Fourth Proportional to 1,701.13, 2,551.94 and 605.17

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Solution

The fourth proportional to 1,701.13, 2,551.94 and 605.17 is: 907.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701.13 : 2,551.94 = 605.17 : x
  2. Step 2: Convert to fraction form
    1,701.13/2,551.94 = 605.17/x
  3. Step 3: Cross multiply
    1,701.13x = 2,551.94 × 605.17
  4. Step 4: Simplify right side
    1,701.13x = 1,544,354.50
  5. Step 5: Solve for x
    x = 1,544,354.50/1,701.13
  6. Step 6: Final answer
    x = 907.84

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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.