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Finding the Fourth Proportional to 524,755.44, 787,715.88 and 271,968.24

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Solution

The fourth proportional to 524,755.44, 787,715.88 and 271,968.24 is: 408,254.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,755.44 : 787,715.88 = 271,968.24 : x
  2. Step 2: Convert to fraction form
    524,755.44/787,715.88 = 271,968.24/x
  3. Step 3: Cross multiply
    524,755.44x = 787,715.88 × 271,968.24
  4. Step 4: Simplify right side
    524,755.44x = 214,233,701,503.65
  5. Step 5: Solve for x
    x = 214,233,701,503.65/524,755.44
  6. Step 6: Final answer
    x = 408,254.37

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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.