Home / 838,508.56-1,256,138.99-501,814.44

Finding the Fourth Proportional to 838,508.56, 1,256,138.99 and 501,814.44

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Solution

The fourth proportional to 838,508.56, 1,256,138.99 and 501,814.44 is: 751,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,508.56 : 1,256,138.99 = 501,814.44 : x
  2. Step 2: Convert to fraction form
    838,508.56/1,256,138.99 = 501,814.44/x
  3. Step 3: Cross multiply
    838,508.56x = 1,256,138.99 × 501,814.44
  4. Step 4: Simplify right side
    838,508.56x = 630,348,683,201.75
  5. Step 5: Solve for x
    x = 630,348,683,201.75/838,508.56
  6. Step 6: Final answer
    x = 751,749.85

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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.