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Finding the Fourth Proportional to 606,590.88, 909,890.01 and 269,552.31

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Solution

The fourth proportional to 606,590.88, 909,890.01 and 269,552.31 is: 404,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,590.88 : 909,890.01 = 269,552.31 : x
  2. Step 2: Convert to fraction form
    606,590.88/909,890.01 = 269,552.31/x
  3. Step 3: Cross multiply
    606,590.88x = 909,890.01 × 269,552.31
  4. Step 4: Simplify right side
    606,590.88x = 245,262,954,041.42
  5. Step 5: Solve for x
    x = 245,262,954,041.42/606,590.88
  6. Step 6: Final answer
    x = 404,330.10

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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.