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Finding the Fourth Proportional to 365,086.44, 547,065.21 and 284,934.36

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Solution

The fourth proportional to 365,086.44, 547,065.21 and 284,934.36 is: 426,961.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,086.44 : 547,065.21 = 284,934.36 : x
  2. Step 2: Convert to fraction form
    365,086.44/547,065.21 = 284,934.36/x
  3. Step 3: Cross multiply
    365,086.44x = 547,065.21 × 284,934.36
  4. Step 4: Simplify right side
    365,086.44x = 155,877,675,489.62
  5. Step 5: Solve for x
    x = 155,877,675,489.62/365,086.44
  6. Step 6: Final answer
    x = 426,961.01

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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.