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Finding the Fourth Proportional to 501,805.75, 752,560.99 and 146,735.37

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Solution

The fourth proportional to 501,805.75, 752,560.99 and 146,735.37 is: 220,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,805.75 : 752,560.99 = 146,735.37 : x
  2. Step 2: Convert to fraction form
    501,805.75/752,560.99 = 146,735.37/x
  3. Step 3: Cross multiply
    501,805.75x = 752,560.99 × 146,735.37
  4. Step 4: Simplify right side
    501,805.75x = 110,427,315,315.22
  5. Step 5: Solve for x
    x = 110,427,315,315.22/501,805.75
  6. Step 6: Final answer
    x = 220,059.88

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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.