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Finding the Fourth Proportional to 1,062.84, 1,594.08 and 293.34

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Solution

The fourth proportional to 1,062.84, 1,594.08 and 293.34 is: 439.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062.84 : 1,594.08 = 293.34 : x
  2. Step 2: Convert to fraction form
    1,062.84/1,594.08 = 293.34/x
  3. Step 3: Cross multiply
    1,062.84x = 1,594.08 × 293.34
  4. Step 4: Simplify right side
    1,062.84x = 467,607.43
  5. Step 5: Solve for x
    x = 467,607.43/1,062.84
  6. Step 6: Final answer
    x = 439.96

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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.