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Finding the Fourth Proportional to 622.36, 933.54 and 297.56

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Solution

The fourth proportional to 622.36, 933.54 and 297.56 is: 446.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.36 : 933.54 = 297.56 : x
  2. Step 2: Convert to fraction form
    622.36/933.54 = 297.56/x
  3. Step 3: Cross multiply
    622.36x = 933.54 × 297.56
  4. Step 4: Simplify right side
    622.36x = 277,784.16
  5. Step 5: Solve for x
    x = 277,784.16/622.36
  6. Step 6: Final answer
    x = 446.34

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Double scale
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Similar ratio
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1.5x scale

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.