Home / 467,798.13-645,558.28-263,850.73

Finding the Fourth Proportional to 467,798.13, 645,558.28 and 263,850.73

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Solution

The fourth proportional to 467,798.13, 645,558.28 and 263,850.73 is: 364,112.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,798.13 : 645,558.28 = 263,850.73 : x
  2. Step 2: Convert to fraction form
    467,798.13/645,558.28 = 263,850.73/x
  3. Step 3: Cross multiply
    467,798.13x = 645,558.28 × 263,850.73
  4. Step 4: Simplify right side
    467,798.13x = 170,331,021,162.02
  5. Step 5: Solve for x
    x = 170,331,021,162.02/467,798.13
  6. Step 6: Final answer
    x = 364,112.23

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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.