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Finding the Fourth Proportional to 336,434.45, 464,279.45 and 185,531.45

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Solution

The fourth proportional to 336,434.45, 464,279.45 and 185,531.45 is: 256,033.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,434.45 : 464,279.45 = 185,531.45 : x
  2. Step 2: Convert to fraction form
    336,434.45/464,279.45 = 185,531.45/x
  3. Step 3: Cross multiply
    336,434.45x = 464,279.45 × 185,531.45
  4. Step 4: Simplify right side
    336,434.45x = 86,138,436,314.65
  5. Step 5: Solve for x
    x = 86,138,436,314.65/336,434.45
  6. Step 6: Final answer
    x = 256,033.34

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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.