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Finding the Fourth Proportional to 468,804.92, 646,953.89 and 253,944.98

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Solution

The fourth proportional to 468,804.92, 646,953.89 and 253,944.98 is: 350,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,804.92 : 646,953.89 = 253,944.98 : x
  2. Step 2: Convert to fraction form
    468,804.92/646,953.89 = 253,944.98/x
  3. Step 3: Cross multiply
    468,804.92x = 646,953.89 × 253,944.98
  4. Step 4: Simplify right side
    468,804.92x = 164,290,692,656.97
  5. Step 5: Solve for x
    x = 164,290,692,656.97/468,804.92
  6. Step 6: Final answer
    x = 350,445.75

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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.