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Finding the Fourth Proportional to 833.67, 1,150.60 and 502.28

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Solution

The fourth proportional to 833.67, 1,150.60 and 502.28 is: 693.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.67 : 1,150.60 = 502.28 : x
  2. Step 2: Convert to fraction form
    833.67/1,150.60 = 502.28/x
  3. Step 3: Cross multiply
    833.67x = 1,150.60 × 502.28
  4. Step 4: Simplify right side
    833.67x = 577,923.37
  5. Step 5: Solve for x
    x = 577,923.37/833.67
  6. Step 6: Final answer
    x = 693.23

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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.