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Finding the Fourth Proportional to 606,073.86, 909,007.92 and 179,600.76

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Solution

The fourth proportional to 606,073.86, 909,007.92 and 179,600.76 is: 269,370.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,073.86 : 909,007.92 = 179,600.76 : x
  2. Step 2: Convert to fraction form
    606,073.86/909,007.92 = 179,600.76/x
  3. Step 3: Cross multiply
    606,073.86x = 909,007.92 × 179,600.76
  4. Step 4: Simplify right side
    606,073.86x = 163,258,513,278.02
  5. Step 5: Solve for x
    x = 163,258,513,278.02/606,073.86
  6. Step 6: Final answer
    x = 269,370.66

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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.