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Finding the Fourth Proportional to 353,075.56, 529,490.62 and 150,663.49

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Solution

The fourth proportional to 353,075.56, 529,490.62 and 150,663.49 is: 225,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,075.56 : 529,490.62 = 150,663.49 : x
  2. Step 2: Convert to fraction form
    353,075.56/529,490.62 = 150,663.49/x
  3. Step 3: Cross multiply
    353,075.56x = 529,490.62 × 150,663.49
  4. Step 4: Simplify right side
    353,075.56x = 79,774,906,574.45
  5. Step 5: Solve for x
    x = 79,774,906,574.45/353,075.56
  6. Step 6: Final answer
    x = 225,942.88

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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.