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Finding the Fourth Proportional to 488,925.20, 733,598.48 and 264,443.69

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Solution

The fourth proportional to 488,925.20, 733,598.48 and 264,443.69 is: 396,779.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,925.20 : 733,598.48 = 264,443.69 : x
  2. Step 2: Convert to fraction form
    488,925.20/733,598.48 = 264,443.69/x
  3. Step 3: Cross multiply
    488,925.20x = 733,598.48 × 264,443.69
  4. Step 4: Simplify right side
    488,925.20x = 193,995,489,029.59
  5. Step 5: Solve for x
    x = 193,995,489,029.59/488,925.20
  6. Step 6: Final answer
    x = 396,779.48

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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.