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Finding the Fourth Proportional to 366,910.68, 549,627.90 and 247,336.45

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Solution

The fourth proportional to 366,910.68, 549,627.90 and 247,336.45 is: 370,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,910.68 : 549,627.90 = 247,336.45 : x
  2. Step 2: Convert to fraction form
    366,910.68/549,627.90 = 247,336.45/x
  3. Step 3: Cross multiply
    366,910.68x = 549,627.90 × 247,336.45
  4. Step 4: Simplify right side
    366,910.68x = 135,943,013,606.96
  5. Step 5: Solve for x
    x = 135,943,013,606.96/366,910.68
  6. Step 6: Final answer
    x = 370,507.10

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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.