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Finding the Fourth Proportional to 483,798.87, 667,601.42 and 265,995.86

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Solution

The fourth proportional to 483,798.87, 667,601.42 and 265,995.86 is: 367,051.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,798.87 : 667,601.42 = 265,995.86 : x
  2. Step 2: Convert to fraction form
    483,798.87/667,601.42 = 265,995.86/x
  3. Step 3: Cross multiply
    483,798.87x = 667,601.42 × 265,995.86
  4. Step 4: Simplify right side
    483,798.87x = 177,579,209,182.14
  5. Step 5: Solve for x
    x = 177,579,209,182.14/483,798.87
  6. Step 6: Final answer
    x = 367,051.72

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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.