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Finding the Fourth Proportional to 703.30, 963.53 and 677.03

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Solution

The fourth proportional to 703.30, 963.53 and 677.03 is: 927.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    703.30 : 963.53 = 677.03 : x
  2. Step 2: Convert to fraction form
    703.30/963.53 = 677.03/x
  3. Step 3: Cross multiply
    703.30x = 963.53 × 677.03
  4. Step 4: Simplify right side
    703.30x = 652,338.72
  5. Step 5: Solve for x
    x = 652,338.72/703.30
  6. Step 6: Final answer
    x = 927.54

Related Problems

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.