Home / 549,042.72-823,293.60-229,097.76

Finding the Fourth Proportional to 549,042.72, 823,293.60 and 229,097.76

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Solution

The fourth proportional to 549,042.72, 823,293.60 and 229,097.76 is: 343,533.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,042.72 : 823,293.60 = 229,097.76 : x
  2. Step 2: Convert to fraction form
    549,042.72/823,293.60 = 229,097.76/x
  3. Step 3: Cross multiply
    549,042.72x = 823,293.60 × 229,097.76
  4. Step 4: Simplify right side
    549,042.72x = 188,614,719,582.34
  5. Step 5: Solve for x
    x = 188,614,719,582.34/549,042.72
  6. Step 6: Final answer
    x = 343,533.78

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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.