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Finding the Fourth Proportional to 264,028.30, 396,042.45 and 159,052.30

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Solution

The fourth proportional to 264,028.30, 396,042.45 and 159,052.30 is: 238,578.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,028.30 : 396,042.45 = 159,052.30 : x
  2. Step 2: Convert to fraction form
    264,028.30/396,042.45 = 159,052.30/x
  3. Step 3: Cross multiply
    264,028.30x = 396,042.45 × 159,052.30
  4. Step 4: Simplify right side
    264,028.30x = 62,991,462,570.14
  5. Step 5: Solve for x
    x = 62,991,462,570.14/264,028.30
  6. Step 6: Final answer
    x = 238,578.45

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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.