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Finding the Fourth Proportional to 569,729.70, 854,059.95 and 214,982.10

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Solution

The fourth proportional to 569,729.70, 854,059.95 and 214,982.10 is: 322,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,729.70 : 854,059.95 = 214,982.10 : x
  2. Step 2: Convert to fraction form
    569,729.70/854,059.95 = 214,982.10/x
  3. Step 3: Cross multiply
    569,729.70x = 854,059.95 × 214,982.10
  4. Step 4: Simplify right side
    569,729.70x = 183,607,601,576.90
  5. Step 5: Solve for x
    x = 183,607,601,576.90/569,729.70
  6. Step 6: Final answer
    x = 322,271.42

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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.