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Finding the Fourth Proportional to 565.70, 793.60 and 565.70

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Solution

The fourth proportional to 565.70, 793.60 and 565.70 is: 793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.70 : 793.60 = 565.70 : x
  2. Step 2: Convert to fraction form
    565.70/793.60 = 565.70/x
  3. Step 3: Cross multiply
    565.70x = 793.60 × 565.70
  4. Step 4: Simplify right side
    565.70x = 448,939.52
  5. Step 5: Solve for x
    x = 448,939.52/565.70
  6. Step 6: Final answer
    x = 793.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.