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Finding the Fourth Proportional to 600.47, 828.27 and 443.51

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Solution

The fourth proportional to 600.47, 828.27 and 443.51 is: 611.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.47 : 828.27 = 443.51 : x
  2. Step 2: Convert to fraction form
    600.47/828.27 = 443.51/x
  3. Step 3: Cross multiply
    600.47x = 828.27 × 443.51
  4. Step 4: Simplify right side
    600.47x = 367,341.89
  5. Step 5: Solve for x
    x = 367,341.89/600.47
  6. Step 6: Final answer
    x = 611.76

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1.5x scale

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.