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Finding the Fourth Proportional to 1,062.89, 1,594.23 and 332.45

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Solution

The fourth proportional to 1,062.89, 1,594.23 and 332.45 is: 498.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062.89 : 1,594.23 = 332.45 : x
  2. Step 2: Convert to fraction form
    1,062.89/1,594.23 = 332.45/x
  3. Step 3: Cross multiply
    1,062.89x = 1,594.23 × 332.45
  4. Step 4: Simplify right side
    1,062.89x = 529,993.79
  5. Step 5: Solve for x
    x = 529,993.79/1,062.89
  6. Step 6: Final answer
    x = 498.63

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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.