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Finding the Fourth Proportional to 606.73, 837.22 and 358

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Solution

The fourth proportional to 606.73, 837.22 and 358 is: 494.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.73 : 837.22 = 358 : x
  2. Step 2: Convert to fraction form
    606.73/837.22 = 358/x
  3. Step 3: Cross multiply
    606.73x = 837.22 × 358
  4. Step 4: Simplify right side
    606.73x = 299,724.76
  5. Step 5: Solve for x
    x = 299,724.76/606.73
  6. Step 6: Final answer
    x = 494.00

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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.