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Finding the Fourth Proportional to 335,456.72, 503,083.01 and 95,590.20

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Solution

The fourth proportional to 335,456.72, 503,083.01 and 95,590.20 is: 143,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,456.72 : 503,083.01 = 95,590.20 : x
  2. Step 2: Convert to fraction form
    335,456.72/503,083.01 = 95,590.20/x
  3. Step 3: Cross multiply
    335,456.72x = 503,083.01 × 95,590.20
  4. Step 4: Simplify right side
    335,456.72x = 48,089,805,542.50
  5. Step 5: Solve for x
    x = 48,089,805,542.50/335,456.72
  6. Step 6: Final answer
    x = 143,356.21

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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.