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Finding the Fourth Proportional to 382,752.65, 573,472.88 and 270,231.50

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Solution

The fourth proportional to 382,752.65, 573,472.88 and 270,231.50 is: 404,884.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,752.65 : 573,472.88 = 270,231.50 : x
  2. Step 2: Convert to fraction form
    382,752.65/573,472.88 = 270,231.50/x
  3. Step 3: Cross multiply
    382,752.65x = 573,472.88 × 270,231.50
  4. Step 4: Simplify right side
    382,752.65x = 154,970,437,667.61
  5. Step 5: Solve for x
    x = 154,970,437,667.61/382,752.65
  6. Step 6: Final answer
    x = 404,884.03

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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.