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Finding the Fourth Proportional to 600.16, 900.20 and 235

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Solution

The fourth proportional to 600.16, 900.20 and 235 is: 352.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.16 : 900.20 = 235 : x
  2. Step 2: Convert to fraction form
    600.16/900.20 = 235/x
  3. Step 3: Cross multiply
    600.16x = 900.20 × 235
  4. Step 4: Simplify right side
    600.16x = 211,547
  5. Step 5: Solve for x
    x = 211,547/600.16
  6. Step 6: Final answer
    x = 352.48

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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.