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Finding the Fourth Proportional to 566.95, 782.46 and 346.03

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Solution

The fourth proportional to 566.95, 782.46 and 346.03 is: 477.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.95 : 782.46 = 346.03 : x
  2. Step 2: Convert to fraction form
    566.95/782.46 = 346.03/x
  3. Step 3: Cross multiply
    566.95x = 782.46 × 346.03
  4. Step 4: Simplify right side
    566.95x = 270,754.63
  5. Step 5: Solve for x
    x = 270,754.63/566.95
  6. Step 6: Final answer
    x = 477.56

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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.