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Finding the Fourth Proportional to 336,409.92, 464,249.16 and 185,512.32

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Solution

The fourth proportional to 336,409.92, 464,249.16 and 185,512.32 is: 256,008.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,409.92 : 464,249.16 = 185,512.32 : x
  2. Step 2: Convert to fraction form
    336,409.92/464,249.16 = 185,512.32/x
  3. Step 3: Cross multiply
    336,409.92x = 464,249.16 × 185,512.32
  4. Step 4: Simplify right side
    336,409.92x = 86,123,938,729.65
  5. Step 5: Solve for x
    x = 86,123,938,729.65/336,409.92
  6. Step 6: Final answer
    x = 256,008.92

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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.