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Finding the Fourth Proportional to 336,400.92, 464,236.74 and 185,503.32

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Solution

The fourth proportional to 336,400.92, 464,236.74 and 185,503.32 is: 255,996.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,400.92 : 464,236.74 = 185,503.32 : x
  2. Step 2: Convert to fraction form
    336,400.92/464,236.74 = 185,503.32/x
  3. Step 3: Cross multiply
    336,400.92x = 464,236.74 × 185,503.32
  4. Step 4: Simplify right side
    336,400.92x = 86,117,456,535.98
  5. Step 5: Solve for x
    x = 86,117,456,535.98/336,400.92
  6. Step 6: Final answer
    x = 255,996.50

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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.