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Finding the Fourth Proportional to 675.19, 930.65 and 541.95

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Solution

The fourth proportional to 675.19, 930.65 and 541.95 is: 747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.19 : 930.65 = 541.95 : x
  2. Step 2: Convert to fraction form
    675.19/930.65 = 541.95/x
  3. Step 3: Cross multiply
    675.19x = 930.65 × 541.95
  4. Step 4: Simplify right side
    675.19x = 504,365.77
  5. Step 5: Solve for x
    x = 504,365.77/675.19
  6. Step 6: Final answer
    x = 747.00

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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.