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Finding the Fourth Proportional to 549,402.94, 827,848.09 and 451,750.69

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Solution

The fourth proportional to 549,402.94, 827,848.09 and 451,750.69 is: 680,704.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,402.94 : 827,848.09 = 451,750.69 : x
  2. Step 2: Convert to fraction form
    549,402.94/827,848.09 = 451,750.69/x
  3. Step 3: Cross multiply
    549,402.94x = 827,848.09 × 451,750.69
  4. Step 4: Simplify right side
    549,402.94x = 373,980,945,214.78
  5. Step 5: Solve for x
    x = 373,980,945,214.78/549,402.94
  6. Step 6: Final answer
    x = 680,704.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.