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Finding the Fourth Proportional to 833.19, 1,250.28 and 371.01

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Solution

The fourth proportional to 833.19, 1,250.28 and 371.01 is: 556.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.19 : 1,250.28 = 371.01 : x
  2. Step 2: Convert to fraction form
    833.19/1,250.28 = 371.01/x
  3. Step 3: Cross multiply
    833.19x = 1,250.28 × 371.01
  4. Step 4: Simplify right side
    833.19x = 463,866.38
  5. Step 5: Solve for x
    x = 463,866.38/833.19
  6. Step 6: Final answer
    x = 556.74

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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.