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Finding the Fourth Proportional to 264,028.08, 396,038.52 and 64,350

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Solution

The fourth proportional to 264,028.08, 396,038.52 and 64,350 is: 96,524.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,028.08 : 396,038.52 = 64,350 : x
  2. Step 2: Convert to fraction form
    264,028.08/396,038.52 = 64,350/x
  3. Step 3: Cross multiply
    264,028.08x = 396,038.52 × 64,350
  4. Step 4: Simplify right side
    264,028.08x = 25,485,078,762
  5. Step 5: Solve for x
    x = 25,485,078,762/264,028.08
  6. Step 6: Final answer
    x = 96,524.12

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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.