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Finding the Fourth Proportional to 620.94, 933.21 and 592.14

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Solution

The fourth proportional to 620.94, 933.21 and 592.14 is: 889.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    620.94 : 933.21 = 592.14 : x
  2. Step 2: Convert to fraction form
    620.94/933.21 = 592.14/x
  3. Step 3: Cross multiply
    620.94x = 933.21 × 592.14
  4. Step 4: Simplify right side
    620.94x = 552,590.97
  5. Step 5: Solve for x
    x = 552,590.97/620.94
  6. Step 6: Final answer
    x = 889.93

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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.