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Finding the Fourth Proportional to 510,359.17, 765,586.44 and 150,530.37

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Solution

The fourth proportional to 510,359.17, 765,586.44 and 150,530.37 is: 225,809.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,359.17 : 765,586.44 = 150,530.37 : x
  2. Step 2: Convert to fraction form
    510,359.17/765,586.44 = 150,530.37/x
  3. Step 3: Cross multiply
    510,359.17x = 765,586.44 × 150,530.37
  4. Step 4: Simplify right side
    510,359.17x = 115,244,005,499.60
  5. Step 5: Solve for x
    x = 115,244,005,499.60/510,359.17
  6. Step 6: Final answer
    x = 225,809.61

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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.