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Finding the Fourth Proportional to 700.99, 967.46 and 453.03

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Solution

The fourth proportional to 700.99, 967.46 and 453.03 is: 625.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.99 : 967.46 = 453.03 : x
  2. Step 2: Convert to fraction form
    700.99/967.46 = 453.03/x
  3. Step 3: Cross multiply
    700.99x = 967.46 × 453.03
  4. Step 4: Simplify right side
    700.99x = 438,288.40
  5. Step 5: Solve for x
    x = 438,288.40/700.99
  6. Step 6: Final answer
    x = 625.24

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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.