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Finding the Fourth Proportional to 522.26, 783.66 and 233.63

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Solution

The fourth proportional to 522.26, 783.66 and 233.63 is: 350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    522.26 : 783.66 = 233.63 : x
  2. Step 2: Convert to fraction form
    522.26/783.66 = 233.63/x
  3. Step 3: Cross multiply
    522.26x = 783.66 × 233.63
  4. Step 4: Simplify right side
    522.26x = 183,082.57
  5. Step 5: Solve for x
    x = 183,082.57/522.26
  6. Step 6: Final answer
    x = 350.56

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1.5x scale

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.