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Finding the Fourth Proportional to 549,108.60, 823,662.90 and 233,575.80

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Solution

The fourth proportional to 549,108.60, 823,662.90 and 233,575.80 is: 350,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,108.60 : 823,662.90 = 233,575.80 : x
  2. Step 2: Convert to fraction form
    549,108.60/823,662.90 = 233,575.80/x
  3. Step 3: Cross multiply
    549,108.60x = 823,662.90 × 233,575.80
  4. Step 4: Simplify right side
    549,108.60x = 192,387,720,797.82
  5. Step 5: Solve for x
    x = 192,387,720,797.82/549,108.60
  6. Step 6: Final answer
    x = 350,363.70

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Similar ratio
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1.5x scale

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.