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Finding the Fourth Proportional to 366,905.80, 549,483.90 and 366,905.80

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Solution

The fourth proportional to 366,905.80, 549,483.90 and 366,905.80 is: 549,483.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,905.80 : 549,483.90 = 366,905.80 : x
  2. Step 2: Convert to fraction form
    366,905.80/549,483.90 = 366,905.80/x
  3. Step 3: Cross multiply
    366,905.80x = 549,483.90 × 366,905.80
  4. Step 4: Simplify right side
    366,905.80x = 201,608,829,916.62
  5. Step 5: Solve for x
    x = 201,608,829,916.62/366,905.80
  6. Step 6: Final answer
    x = 549,483.90

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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.