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Finding the Fourth Proportional to 606.69, 837.04 and 357.92

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Solution

The fourth proportional to 606.69, 837.04 and 357.92 is: 493.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.69 : 837.04 = 357.92 : x
  2. Step 2: Convert to fraction form
    606.69/837.04 = 357.92/x
  3. Step 3: Cross multiply
    606.69x = 837.04 × 357.92
  4. Step 4: Simplify right side
    606.69x = 299,593.36
  5. Step 5: Solve for x
    x = 299,593.36/606.69
  6. Step 6: Final answer
    x = 493.82

Related Problems

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Half scale
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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.