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Finding the Fourth Proportional to 833.04, 1,249.56 and 370.70

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Solution

The fourth proportional to 833.04, 1,249.56 and 370.70 is: 556.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.04 : 1,249.56 = 370.70 : x
  2. Step 2: Convert to fraction form
    833.04/1,249.56 = 370.70/x
  3. Step 3: Cross multiply
    833.04x = 1,249.56 × 370.70
  4. Step 4: Simplify right side
    833.04x = 463,211.89
  5. Step 5: Solve for x
    x = 463,211.89/833.04
  6. Step 6: Final answer
    x = 556.05

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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.