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Finding the Fourth Proportional to 306.65, 460.01 and 124.00

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Solution

The fourth proportional to 306.65, 460.01 and 124.00 is: 186.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    306.65 : 460.01 = 124.00 : x
  2. Step 2: Convert to fraction form
    306.65/460.01 = 124.00/x
  3. Step 3: Cross multiply
    306.65x = 460.01 × 124.00
  4. Step 4: Simplify right side
    306.65x = 57,040.40
  5. Step 5: Solve for x
    x = 57,040.40/306.65
  6. Step 6: Final answer
    x = 186.01

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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.