Home / 549,092.90-823,250.55-212,003.30

Finding the Fourth Proportional to 549,092.90, 823,250.55 and 212,003.30

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Solution

The fourth proportional to 549,092.90, 823,250.55 and 212,003.30 is: 317,854.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,092.90 : 823,250.55 = 212,003.30 : x
  2. Step 2: Convert to fraction form
    549,092.90/823,250.55 = 212,003.30/x
  3. Step 3: Cross multiply
    549,092.90x = 823,250.55 × 212,003.30
  4. Step 4: Simplify right side
    549,092.90x = 174,531,833,326.82
  5. Step 5: Solve for x
    x = 174,531,833,326.82/549,092.90
  6. Step 6: Final answer
    x = 317,854.84

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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.