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Finding the Fourth Proportional to 601.32, 901.68 and 293.19

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Solution

The fourth proportional to 601.32, 901.68 and 293.19 is: 439.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.32 : 901.68 = 293.19 : x
  2. Step 2: Convert to fraction form
    601.32/901.68 = 293.19/x
  3. Step 3: Cross multiply
    601.32x = 901.68 × 293.19
  4. Step 4: Simplify right side
    601.32x = 264,363.56
  5. Step 5: Solve for x
    x = 264,363.56/601.32
  6. Step 6: Final answer
    x = 439.64

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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.