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Finding the Fourth Proportional to 366,934.80, 549,883.80 and 271,419.60

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Solution

The fourth proportional to 366,934.80, 549,883.80 and 271,419.60 is: 406,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,934.80 : 549,883.80 = 271,419.60 : x
  2. Step 2: Convert to fraction form
    366,934.80/549,883.80 = 271,419.60/x
  3. Step 3: Cross multiply
    366,934.80x = 549,883.80 × 271,419.60
  4. Step 4: Simplify right side
    366,934.80x = 149,249,241,042.48
  5. Step 5: Solve for x
    x = 149,249,241,042.48/366,934.80
  6. Step 6: Final answer
    x = 406,745.94

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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.