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Finding the Fourth Proportional to 600.35, 900.43 and 210.34

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Solution

The fourth proportional to 600.35, 900.43 and 210.34 is: 315.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.35 : 900.43 = 210.34 : x
  2. Step 2: Convert to fraction form
    600.35/900.43 = 210.34/x
  3. Step 3: Cross multiply
    600.35x = 900.43 × 210.34
  4. Step 4: Simplify right side
    600.35x = 189,393.67
  5. Step 5: Solve for x
    x = 189,393.67/600.35
  6. Step 6: Final answer
    x = 315.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.