Home / 676,493.44-1,014,537.68-424,157.36

Finding the Fourth Proportional to 676,493.44, 1,014,537.68 and 424,157.36

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Solution

The fourth proportional to 676,493.44, 1,014,537.68 and 424,157.36 is: 636,109.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,493.44 : 1,014,537.68 = 424,157.36 : x
  2. Step 2: Convert to fraction form
    676,493.44/1,014,537.68 = 424,157.36/x
  3. Step 3: Cross multiply
    676,493.44x = 1,014,537.68 × 424,157.36
  4. Step 4: Simplify right side
    676,493.44x = 430,323,623,969.33
  5. Step 5: Solve for x
    x = 430,323,623,969.33/676,493.44
  6. Step 6: Final answer
    x = 636,109.09

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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.