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Finding the Fourth Proportional to 606.75, 837.03 and 357.99

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Solution

The fourth proportional to 606.75, 837.03 and 357.99 is: 493.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.75 : 837.03 = 357.99 : x
  2. Step 2: Convert to fraction form
    606.75/837.03 = 357.99/x
  3. Step 3: Cross multiply
    606.75x = 837.03 × 357.99
  4. Step 4: Simplify right side
    606.75x = 299,648.37
  5. Step 5: Solve for x
    x = 299,648.37/606.75
  6. Step 6: Final answer
    x = 493.86

Related Problems

Find fourth proportional to 303.38, 418.52 and 179.00
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.