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Finding the Fourth Proportional to 304,089.69, 456,125.22 and 126,592.23

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Solution

The fourth proportional to 304,089.69, 456,125.22 and 126,592.23 is: 189,884.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,089.69 : 456,125.22 = 126,592.23 : x
  2. Step 2: Convert to fraction form
    304,089.69/456,125.22 = 126,592.23/x
  3. Step 3: Cross multiply
    304,089.69x = 456,125.22 × 126,592.23
  4. Step 4: Simplify right side
    304,089.69x = 57,741,908,759.04
  5. Step 5: Solve for x
    x = 57,741,908,759.04/304,089.69
  6. Step 6: Final answer
    x = 189,884.47

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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.