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Finding the Fourth Proportional to 606.02, 909.16 and 346.14

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Solution

The fourth proportional to 606.02, 909.16 and 346.14 is: 519.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.02 : 909.16 = 346.14 : x
  2. Step 2: Convert to fraction form
    606.02/909.16 = 346.14/x
  3. Step 3: Cross multiply
    606.02x = 909.16 × 346.14
  4. Step 4: Simplify right side
    606.02x = 314,694.91
  5. Step 5: Solve for x
    x = 314,694.91/606.02
  6. Step 6: Final answer
    x = 519.29

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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.