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Finding the Fourth Proportional to 366,907.90, 549,843.45 and 226,248.70

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Solution

The fourth proportional to 366,907.90, 549,843.45 and 226,248.70 is: 339,053.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,907.90 : 549,843.45 = 226,248.70 : x
  2. Step 2: Convert to fraction form
    366,907.90/549,843.45 = 226,248.70/x
  3. Step 3: Cross multiply
    366,907.90x = 549,843.45 × 226,248.70
  4. Step 4: Simplify right side
    366,907.90x = 124,401,365,766.02
  5. Step 5: Solve for x
    x = 124,401,365,766.02/366,907.90
  6. Step 6: Final answer
    x = 339,053.39

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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.