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Finding the Fourth Proportional to 700.96, 967.23 and 406.18

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Solution

The fourth proportional to 700.96, 967.23 and 406.18 is: 560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.96 : 967.23 = 406.18 : x
  2. Step 2: Convert to fraction form
    700.96/967.23 = 406.18/x
  3. Step 3: Cross multiply
    700.96x = 967.23 × 406.18
  4. Step 4: Simplify right side
    700.96x = 392,869.48
  5. Step 5: Solve for x
    x = 392,869.48/700.96
  6. Step 6: Final answer
    x = 560.47

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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.