Home / 555,736.41-766,916.99-301,087.60

Finding the Fourth Proportional to 555,736.41, 766,916.99 and 301,087.60

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Solution

The fourth proportional to 555,736.41, 766,916.99 and 301,087.60 is: 415,501.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,736.41 : 766,916.99 = 301,087.60 : x
  2. Step 2: Convert to fraction form
    555,736.41/766,916.99 = 301,087.60/x
  3. Step 3: Cross multiply
    555,736.41x = 766,916.99 × 301,087.60
  4. Step 4: Simplify right side
    555,736.41x = 230,909,195,918.32
  5. Step 5: Solve for x
    x = 230,909,195,918.32/555,736.41
  6. Step 6: Final answer
    x = 415,501.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.