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Finding the Fourth Proportional to 833.22, 1,151.01 and 601.56

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Solution

The fourth proportional to 833.22, 1,151.01 and 601.56 is: 830.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.22 : 1,151.01 = 601.56 : x
  2. Step 2: Convert to fraction form
    833.22/1,151.01 = 601.56/x
  3. Step 3: Cross multiply
    833.22x = 1,151.01 × 601.56
  4. Step 4: Simplify right side
    833.22x = 692,401.58
  5. Step 5: Solve for x
    x = 692,401.58/833.22
  6. Step 6: Final answer
    x = 830.99

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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.