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Finding the Fourth Proportional to 908.37, 1,364.04 and 562.37

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Solution

The fourth proportional to 908.37, 1,364.04 and 562.37 is: 844.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    908.37 : 1,364.04 = 562.37 : x
  2. Step 2: Convert to fraction form
    908.37/1,364.04 = 562.37/x
  3. Step 3: Cross multiply
    908.37x = 1,364.04 × 562.37
  4. Step 4: Simplify right side
    908.37x = 767,088.35
  5. Step 5: Solve for x
    x = 767,088.35/908.37
  6. Step 6: Final answer
    x = 844.47

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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.