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Finding the Fourth Proportional to 600.34, 828.68 and 507.58

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Solution

The fourth proportional to 600.34, 828.68 and 507.58 is: 700.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.34 : 828.68 = 507.58 : x
  2. Step 2: Convert to fraction form
    600.34/828.68 = 507.58/x
  3. Step 3: Cross multiply
    600.34x = 828.68 × 507.58
  4. Step 4: Simplify right side
    600.34x = 420,617.25
  5. Step 5: Solve for x
    x = 420,617.25/600.34
  6. Step 6: Final answer
    x = 700.63

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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.