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Finding the Fourth Proportional to 336,065.46, 463,458.78 and 245,277.60

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Solution

The fourth proportional to 336,065.46, 463,458.78 and 245,277.60 is: 338,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,065.46 : 463,458.78 = 245,277.60 : x
  2. Step 2: Convert to fraction form
    336,065.46/463,458.78 = 245,277.60/x
  3. Step 3: Cross multiply
    336,065.46x = 463,458.78 × 245,277.60
  4. Step 4: Simplify right side
    336,065.46x = 113,676,057,257.33
  5. Step 5: Solve for x
    x = 113,676,057,257.33/336,065.46
  6. Step 6: Final answer
    x = 338,255.70

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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.