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Finding the Fourth Proportional to 624,331.80, 936,324.90 and 250,392.60

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Solution

The fourth proportional to 624,331.80, 936,324.90 and 250,392.60 is: 375,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,331.80 : 936,324.90 = 250,392.60 : x
  2. Step 2: Convert to fraction form
    624,331.80/936,324.90 = 250,392.60/x
  3. Step 3: Cross multiply
    624,331.80x = 936,324.90 × 250,392.60
  4. Step 4: Simplify right side
    624,331.80x = 234,448,826,155.74
  5. Step 5: Solve for x
    x = 234,448,826,155.74/624,331.80
  6. Step 6: Final answer
    x = 375,519.60

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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.