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Finding the Fourth Proportional to 606.96, 837.54 and 358.29

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Solution

The fourth proportional to 606.96, 837.54 and 358.29 is: 494.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.96 : 837.54 = 358.29 : x
  2. Step 2: Convert to fraction form
    606.96/837.54 = 358.29/x
  3. Step 3: Cross multiply
    606.96x = 837.54 × 358.29
  4. Step 4: Simplify right side
    606.96x = 300,082.21
  5. Step 5: Solve for x
    x = 300,082.21/606.96
  6. Step 6: Final answer
    x = 494.40

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.