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Finding the Fourth Proportional to 624,112.48, 936,207.60 and 250,086.88

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Solution

The fourth proportional to 624,112.48, 936,207.60 and 250,086.88 is: 375,145.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,112.48 : 936,207.60 = 250,086.88 : x
  2. Step 2: Convert to fraction form
    624,112.48/936,207.60 = 250,086.88/x
  3. Step 3: Cross multiply
    624,112.48x = 936,207.60 × 250,086.88
  4. Step 4: Simplify right side
    624,112.48x = 234,133,237,716.29
  5. Step 5: Solve for x
    x = 234,133,237,716.29/624,112.48
  6. Step 6: Final answer
    x = 375,145.90

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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.