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Finding the Fourth Proportional to 592.38, 817.02 and 427.14

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Solution

The fourth proportional to 592.38, 817.02 and 427.14 is: 589.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.38 : 817.02 = 427.14 : x
  2. Step 2: Convert to fraction form
    592.38/817.02 = 427.14/x
  3. Step 3: Cross multiply
    592.38x = 817.02 × 427.14
  4. Step 4: Simplify right side
    592.38x = 348,981.92
  5. Step 5: Solve for x
    x = 348,981.92/592.38
  6. Step 6: Final answer
    x = 589.12

Related Problems

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Double scale
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1.5x scale

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.