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Finding the Fourth Proportional to 501,103.14, 750,652.26 and 301,313.40

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Solution

The fourth proportional to 501,103.14, 750,652.26 and 301,313.40 is: 451,367.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,103.14 : 750,652.26 = 301,313.40 : x
  2. Step 2: Convert to fraction form
    501,103.14/750,652.26 = 301,313.40/x
  3. Step 3: Cross multiply
    501,103.14x = 750,652.26 × 301,313.40
  4. Step 4: Simplify right side
    501,103.14x = 226,181,584,678.28
  5. Step 5: Solve for x
    x = 226,181,584,678.28/501,103.14
  6. Step 6: Final answer
    x = 451,367.33

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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.