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Finding the Fourth Proportional to 479,593.59, 661,844.61 and 264,733.76

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Solution

The fourth proportional to 479,593.59, 661,844.61 and 264,733.76 is: 365,335.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,593.59 : 661,844.61 = 264,733.76 : x
  2. Step 2: Convert to fraction form
    479,593.59/661,844.61 = 264,733.76/x
  3. Step 3: Cross multiply
    479,593.59x = 661,844.61 × 264,733.76
  4. Step 4: Simplify right side
    479,593.59x = 175,212,608,831.81
  5. Step 5: Solve for x
    x = 175,212,608,831.81/479,593.59
  6. Step 6: Final answer
    x = 365,335.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.