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Finding the Fourth Proportional to 549,846.90, 758,644.38 and 335,083.50

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Solution

The fourth proportional to 549,846.90, 758,644.38 and 335,083.50 is: 462,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,846.90 : 758,644.38 = 335,083.50 : x
  2. Step 2: Convert to fraction form
    549,846.90/758,644.38 = 335,083.50/x
  3. Step 3: Cross multiply
    549,846.90x = 758,644.38 × 335,083.50
  4. Step 4: Simplify right side
    549,846.90x = 254,209,214,105.73
  5. Step 5: Solve for x
    x = 254,209,214,105.73/549,846.90
  6. Step 6: Final answer
    x = 462,327.27

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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.