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Finding the Fourth Proportional to 510,474.92, 765,533.88 and 150,550.30

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Solution

The fourth proportional to 510,474.92, 765,533.88 and 150,550.30 is: 225,772.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,474.92 : 765,533.88 = 150,550.30 : x
  2. Step 2: Convert to fraction form
    510,474.92/765,533.88 = 150,550.30/x
  3. Step 3: Cross multiply
    510,474.92x = 765,533.88 × 150,550.30
  4. Step 4: Simplify right side
    510,474.92x = 115,251,356,251.08
  5. Step 5: Solve for x
    x = 115,251,356,251.08/510,474.92
  6. Step 6: Final answer
    x = 225,772.81

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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.