Home / 1,178.74-1,769.19-602.02

Finding the Fourth Proportional to 1,178.74, 1,769.19 and 602.02

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Solution

The fourth proportional to 1,178.74, 1,769.19 and 602.02 is: 903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178.74 : 1,769.19 = 602.02 : x
  2. Step 2: Convert to fraction form
    1,178.74/1,769.19 = 602.02/x
  3. Step 3: Cross multiply
    1,178.74x = 1,769.19 × 602.02
  4. Step 4: Simplify right side
    1,178.74x = 1,065,087.76
  5. Step 5: Solve for x
    x = 1,065,087.76/1,178.74
  6. Step 6: Final answer
    x = 903.58

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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.