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Finding the Fourth Proportional to 299,760.93, 450,213.66 and 173,654.46

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Solution

The fourth proportional to 299,760.93, 450,213.66 and 173,654.46 is: 260,813.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,760.93 : 450,213.66 = 173,654.46 : x
  2. Step 2: Convert to fraction form
    299,760.93/450,213.66 = 173,654.46/x
  3. Step 3: Cross multiply
    299,760.93x = 450,213.66 × 173,654.46
  4. Step 4: Simplify right side
    299,760.93x = 78,181,610,011.92
  5. Step 5: Solve for x
    x = 78,181,610,011.92/299,760.93
  6. Step 6: Final answer
    x = 260,813.21

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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.