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Finding the Fourth Proportional to 565.34, 846.36 and 561.24

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Solution

The fourth proportional to 565.34, 846.36 and 561.24 is: 840.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.34 : 846.36 = 561.24 : x
  2. Step 2: Convert to fraction form
    565.34/846.36 = 561.24/x
  3. Step 3: Cross multiply
    565.34x = 846.36 × 561.24
  4. Step 4: Simplify right side
    565.34x = 475,011.09
  5. Step 5: Solve for x
    x = 475,011.09/565.34
  6. Step 6: Final answer
    x = 840.23

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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.