Home / 1,068.30-1,474.26-602.58

Finding the Fourth Proportional to 1,068.30, 1,474.26 and 602.58

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Solution

The fourth proportional to 1,068.30, 1,474.26 and 602.58 is: 831.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068.30 : 1,474.26 = 602.58 : x
  2. Step 2: Convert to fraction form
    1,068.30/1,474.26 = 602.58/x
  3. Step 3: Cross multiply
    1,068.30x = 1,474.26 × 602.58
  4. Step 4: Simplify right side
    1,068.30x = 888,359.59
  5. Step 5: Solve for x
    x = 888,359.59/1,068.30
  6. Step 6: Final answer
    x = 831.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.