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Finding the Fourth Proportional to 606.66, 837.14 and 344.66

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Solution

The fourth proportional to 606.66, 837.14 and 344.66 is: 475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.66 : 837.14 = 344.66 : x
  2. Step 2: Convert to fraction form
    606.66/837.14 = 344.66/x
  3. Step 3: Cross multiply
    606.66x = 837.14 × 344.66
  4. Step 4: Simplify right side
    606.66x = 288,528.67
  5. Step 5: Solve for x
    x = 288,528.67/606.66
  6. Step 6: Final answer
    x = 475.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.