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Finding the Fourth Proportional to 601.94, 903.05 and 191.07

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Solution

The fourth proportional to 601.94, 903.05 and 191.07 is: 286.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.94 : 903.05 = 191.07 : x
  2. Step 2: Convert to fraction form
    601.94/903.05 = 191.07/x
  3. Step 3: Cross multiply
    601.94x = 903.05 × 191.07
  4. Step 4: Simplify right side
    601.94x = 172,549.65
  5. Step 5: Solve for x
    x = 172,549.65/601.94
  6. Step 6: Final answer
    x = 286.66

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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.