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Finding the Fourth Proportional to 601.00, 901.49 and 190.16

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Solution

The fourth proportional to 601.00, 901.49 and 190.16 is: 285.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.00 : 901.49 = 190.16 : x
  2. Step 2: Convert to fraction form
    601.00/901.49 = 190.16/x
  3. Step 3: Cross multiply
    601.00x = 901.49 × 190.16
  4. Step 4: Simplify right side
    601.00x = 171,425.26
  5. Step 5: Solve for x
    x = 171,425.26/601.00
  6. Step 6: Final answer
    x = 285.23

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Double scale
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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.