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Finding the Fourth Proportional to 833.10, 1,250.01 and 346.26

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Solution

The fourth proportional to 833.10, 1,250.01 and 346.26 is: 519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.10 : 1,250.01 = 346.26 : x
  2. Step 2: Convert to fraction form
    833.10/1,250.01 = 346.26/x
  3. Step 3: Cross multiply
    833.10x = 1,250.01 × 346.26
  4. Step 4: Simplify right side
    833.10x = 432,828.46
  5. Step 5: Solve for x
    x = 432,828.46/833.10
  6. Step 6: Final answer
    x = 519.54

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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.