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Finding the Fourth Proportional to 368,582.52, 508,800.86 and 247,793.88

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Solution

The fourth proportional to 368,582.52, 508,800.86 and 247,793.88 is: 342,061.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,582.52 : 508,800.86 = 247,793.88 : x
  2. Step 2: Convert to fraction form
    368,582.52/508,800.86 = 247,793.88/x
  3. Step 3: Cross multiply
    368,582.52x = 508,800.86 × 247,793.88
  4. Step 4: Simplify right side
    368,582.52x = 126,077,739,246.74
  5. Step 5: Solve for x
    x = 126,077,739,246.74/368,582.52
  6. Step 6: Final answer
    x = 342,061.09

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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.