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Finding the Fourth Proportional to 366,543.90, 549,815.85 and 366,543.90

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Solution

The fourth proportional to 366,543.90, 549,815.85 and 366,543.90 is: 549,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,543.90 : 549,815.85 = 366,543.90 : x
  2. Step 2: Convert to fraction form
    366,543.90/549,815.85 = 366,543.90/x
  3. Step 3: Cross multiply
    366,543.90x = 549,815.85 × 366,543.90
  4. Step 4: Simplify right side
    366,543.90x = 201,531,645,940.82
  5. Step 5: Solve for x
    x = 201,531,645,940.82/366,543.90
  6. Step 6: Final answer
    x = 549,815.85

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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.