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Finding the Fourth Proportional to 304,302.98, 456,496 and 126,768.47

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Solution

The fourth proportional to 304,302.98, 456,496 and 126,768.47 is: 190,170.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,302.98 : 456,496 = 126,768.47 : x
  2. Step 2: Convert to fraction form
    304,302.98/456,496 = 126,768.47/x
  3. Step 3: Cross multiply
    304,302.98x = 456,496 × 126,768.47
  4. Step 4: Simplify right side
    304,302.98x = 57,869,297,198.64
  5. Step 5: Solve for x
    x = 57,869,297,198.64/304,302.98
  6. Step 6: Final answer
    x = 190,170.00

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1.5x scale

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.