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Finding the Fourth Proportional to 569,713.41, 854,989.98 and 270,194.85

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Solution

The fourth proportional to 569,713.41, 854,989.98 and 270,194.85 is: 405,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,713.41 : 854,989.98 = 270,194.85 : x
  2. Step 2: Convert to fraction form
    569,713.41/854,989.98 = 270,194.85/x
  3. Step 3: Cross multiply
    569,713.41x = 854,989.98 × 270,194.85
  4. Step 4: Simplify right side
    569,713.41x = 231,013,889,397.60
  5. Step 5: Solve for x
    x = 231,013,889,397.60/569,713.41
  6. Step 6: Final answer
    x = 405,491.40

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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.