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Finding the Fourth Proportional to 677.39, 933.44 and 592.92

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Solution

The fourth proportional to 677.39, 933.44 and 592.92 is: 817.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    677.39 : 933.44 = 592.92 : x
  2. Step 2: Convert to fraction form
    677.39/933.44 = 592.92/x
  3. Step 3: Cross multiply
    677.39x = 933.44 × 592.92
  4. Step 4: Simplify right side
    677.39x = 553,452.28
  5. Step 5: Solve for x
    x = 553,452.28/677.39
  6. Step 6: Final answer
    x = 817.04

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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.