Home / 308,848.80-463,964.40-296,253.60

Finding the Fourth Proportional to 308,848.80, 463,964.40 and 296,253.60

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Solution

The fourth proportional to 308,848.80, 463,964.40 and 296,253.60 is: 445,043.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,848.80 : 463,964.40 = 296,253.60 : x
  2. Step 2: Convert to fraction form
    308,848.80/463,964.40 = 296,253.60/x
  3. Step 3: Cross multiply
    308,848.80x = 463,964.40 × 296,253.60
  4. Step 4: Simplify right side
    308,848.80x = 137,451,123,771.84
  5. Step 5: Solve for x
    x = 137,451,123,771.84/308,848.80
  6. Step 6: Final answer
    x = 445,043.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.