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Finding the Fourth Proportional to 467,744.59, 645,484.39 and 263,797.27

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Solution

The fourth proportional to 467,744.59, 645,484.39 and 263,797.27 is: 364,038.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,744.59 : 645,484.39 = 263,797.27 : x
  2. Step 2: Convert to fraction form
    467,744.59/645,484.39 = 263,797.27/x
  3. Step 3: Cross multiply
    467,744.59x = 645,484.39 × 263,797.27
  4. Step 4: Simplify right side
    467,744.59x = 170,277,020,027.98
  5. Step 5: Solve for x
    x = 170,277,020,027.98/467,744.59
  6. Step 6: Final answer
    x = 364,038.46

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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.