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Finding the Fourth Proportional to 1,062.79, 1,594.37 and 332.18

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Solution

The fourth proportional to 1,062.79, 1,594.37 and 332.18 is: 498.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062.79 : 1,594.37 = 332.18 : x
  2. Step 2: Convert to fraction form
    1,062.79/1,594.37 = 332.18/x
  3. Step 3: Cross multiply
    1,062.79x = 1,594.37 × 332.18
  4. Step 4: Simplify right side
    1,062.79x = 529,617.83
  5. Step 5: Solve for x
    x = 529,617.83/1,062.79
  6. Step 6: Final answer
    x = 498.33

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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.