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Finding the Fourth Proportional to 604.32, 833.44 and 511.32

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Solution

The fourth proportional to 604.32, 833.44 and 511.32 is: 705.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.32 : 833.44 = 511.32 : x
  2. Step 2: Convert to fraction form
    604.32/833.44 = 511.32/x
  3. Step 3: Cross multiply
    604.32x = 833.44 × 511.32
  4. Step 4: Simplify right side
    604.32x = 426,154.54
  5. Step 5: Solve for x
    x = 426,154.54/604.32
  6. Step 6: Final answer
    x = 705.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.