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Finding the Fourth Proportional to 713.07, 1,069.03 and 467.80

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Solution

The fourth proportional to 713.07, 1,069.03 and 467.80 is: 701.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    713.07 : 1,069.03 = 467.80 : x
  2. Step 2: Convert to fraction form
    713.07/1,069.03 = 467.80/x
  3. Step 3: Cross multiply
    713.07x = 1,069.03 × 467.80
  4. Step 4: Simplify right side
    713.07x = 500,091.46
  5. Step 5: Solve for x
    x = 500,091.46/713.07
  6. Step 6: Final answer
    x = 701.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.