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Finding the Fourth Proportional to 606.84, 837.10 and 358.12

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Solution

The fourth proportional to 606.84, 837.10 and 358.12 is: 494.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.84 : 837.10 = 358.12 : x
  2. Step 2: Convert to fraction form
    606.84/837.10 = 358.12/x
  3. Step 3: Cross multiply
    606.84x = 837.10 × 358.12
  4. Step 4: Simplify right side
    606.84x = 299,782.25
  5. Step 5: Solve for x
    x = 299,782.25/606.84
  6. Step 6: Final answer
    x = 494.01

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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.