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Finding the Fourth Proportional to 501,371.76, 751,683.62 and 301,645.35

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Solution

The fourth proportional to 501,371.76, 751,683.62 and 301,645.35 is: 452,243.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,371.76 : 751,683.62 = 301,645.35 : x
  2. Step 2: Convert to fraction form
    501,371.76/751,683.62 = 301,645.35/x
  3. Step 3: Cross multiply
    501,371.76x = 751,683.62 × 301,645.35
  4. Step 4: Simplify right side
    501,371.76x = 226,741,867,135.94
  5. Step 5: Solve for x
    x = 226,741,867,135.94/501,371.76
  6. Step 6: Final answer
    x = 452,243.00

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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.