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Finding the Fourth Proportional to 253,801.44, 350,289.36 and 146,352.24

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Solution

The fourth proportional to 253,801.44, 350,289.36 and 146,352.24 is: 201,991.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,801.44 : 350,289.36 = 146,352.24 : x
  2. Step 2: Convert to fraction form
    253,801.44/350,289.36 = 146,352.24/x
  3. Step 3: Cross multiply
    253,801.44x = 350,289.36 × 146,352.24
  4. Step 4: Simplify right side
    253,801.44x = 51,265,632,484.17
  5. Step 5: Solve for x
    x = 51,265,632,484.17/253,801.44
  6. Step 6: Final answer
    x = 201,991.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.