Home / 569,164.28-853,779.78-214,181.36

Finding the Fourth Proportional to 569,164.28, 853,779.78 and 214,181.36

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Solution

The fourth proportional to 569,164.28, 853,779.78 and 214,181.36 is: 321,284.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,164.28 : 853,779.78 = 214,181.36 : x
  2. Step 2: Convert to fraction form
    569,164.28/853,779.78 = 214,181.36/x
  3. Step 3: Cross multiply
    569,164.28x = 853,779.78 × 214,181.36
  4. Step 4: Simplify right side
    569,164.28x = 182,863,714,420.90
  5. Step 5: Solve for x
    x = 182,863,714,420.90/569,164.28
  6. Step 6: Final answer
    x = 321,284.59

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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.