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Finding the Fourth Proportional to 704.88, 1,056.06 and 567.99

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Solution

The fourth proportional to 704.88, 1,056.06 and 567.99 is: 850.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.88 : 1,056.06 = 567.99 : x
  2. Step 2: Convert to fraction form
    704.88/1,056.06 = 567.99/x
  3. Step 3: Cross multiply
    704.88x = 1,056.06 × 567.99
  4. Step 4: Simplify right side
    704.88x = 599,831.52
  5. Step 5: Solve for x
    x = 599,831.52/704.88
  6. Step 6: Final answer
    x = 850.97

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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.