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Finding the Fourth Proportional to 366,753.51, 506,119.50 and 205,608.59

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Solution

The fourth proportional to 366,753.51, 506,119.50 and 205,608.59 is: 283,739.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,753.51 : 506,119.50 = 205,608.59 : x
  2. Step 2: Convert to fraction form
    366,753.51/506,119.50 = 205,608.59/x
  3. Step 3: Cross multiply
    366,753.51x = 506,119.50 × 205,608.59
  4. Step 4: Simplify right side
    366,753.51x = 104,062,516,766.51
  5. Step 5: Solve for x
    x = 104,062,516,766.51/366,753.51
  6. Step 6: Final answer
    x = 283,739.66

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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.