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Finding the Fourth Proportional to 675.56, 932.28 and 365.06

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Solution

The fourth proportional to 675.56, 932.28 and 365.06 is: 503.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.56 : 932.28 = 365.06 : x
  2. Step 2: Convert to fraction form
    675.56/932.28 = 365.06/x
  3. Step 3: Cross multiply
    675.56x = 932.28 × 365.06
  4. Step 4: Simplify right side
    675.56x = 340,339.10
  5. Step 5: Solve for x
    x = 340,339.10/675.56
  6. Step 6: Final answer
    x = 503.79

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1.5x scale

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.