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Finding the Fourth Proportional to 700.20, 967.14 and 677.52

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Solution

The fourth proportional to 700.20, 967.14 and 677.52 is: 935.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.20 : 967.14 = 677.52 : x
  2. Step 2: Convert to fraction form
    700.20/967.14 = 677.52/x
  3. Step 3: Cross multiply
    700.20x = 967.14 × 677.52
  4. Step 4: Simplify right side
    700.20x = 655,256.69
  5. Step 5: Solve for x
    x = 655,256.69/700.20
  6. Step 6: Final answer
    x = 935.81

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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.