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Finding the Fourth Proportional to 468,127.44, 646,016.01 and 264,221.56

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Solution

The fourth proportional to 468,127.44, 646,016.01 and 264,221.56 is: 364,625.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,127.44 : 646,016.01 = 264,221.56 : x
  2. Step 2: Convert to fraction form
    468,127.44/646,016.01 = 264,221.56/x
  3. Step 3: Cross multiply
    468,127.44x = 646,016.01 × 264,221.56
  4. Step 4: Simplify right side
    468,127.44x = 170,691,356,153.17
  5. Step 5: Solve for x
    x = 170,691,356,153.17/468,127.44
  6. Step 6: Final answer
    x = 364,625.83

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1.5x scale

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.