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Finding the Fourth Proportional to 549,112.36, 824,201.16 and 265,002.88

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Solution

The fourth proportional to 549,112.36, 824,201.16 and 265,002.88 is: 397,761.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,112.36 : 824,201.16 = 265,002.88 : x
  2. Step 2: Convert to fraction form
    549,112.36/824,201.16 = 265,002.88/x
  3. Step 3: Cross multiply
    549,112.36x = 824,201.16 × 265,002.88
  4. Step 4: Simplify right side
    549,112.36x = 218,415,681,099.34
  5. Step 5: Solve for x
    x = 218,415,681,099.34/549,112.36
  6. Step 6: Final answer
    x = 397,761.36

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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.