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Finding the Fourth Proportional to 1,969.94, 2,955.39 and 601.94

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Solution

The fourth proportional to 1,969.94, 2,955.39 and 601.94 is: 903.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969.94 : 2,955.39 = 601.94 : x
  2. Step 2: Convert to fraction form
    1,969.94/2,955.39 = 601.94/x
  3. Step 3: Cross multiply
    1,969.94x = 2,955.39 × 601.94
  4. Step 4: Simplify right side
    1,969.94x = 1,778,967.46
  5. Step 5: Solve for x
    x = 1,778,967.46/1,969.94
  6. Step 6: Final answer
    x = 903.06

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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.