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Finding the Fourth Proportional to 336,878.48, 464,880.12 and 185,972.24

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Solution

The fourth proportional to 336,878.48, 464,880.12 and 185,972.24 is: 256,634.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,878.48 : 464,880.12 = 185,972.24 : x
  2. Step 2: Convert to fraction form
    336,878.48/464,880.12 = 185,972.24/x
  3. Step 3: Cross multiply
    336,878.48x = 464,880.12 × 185,972.24
  4. Step 4: Simplify right side
    336,878.48x = 86,454,797,247.87
  5. Step 5: Solve for x
    x = 86,454,797,247.87/336,878.48
  6. Step 6: Final answer
    x = 256,634.97

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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.