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Finding the Fourth Proportional to 366,427.30, 549,640.95 and 366,427.30

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Solution

The fourth proportional to 366,427.30, 549,640.95 and 366,427.30 is: 549,640.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,427.30 : 549,640.95 = 366,427.30 : x
  2. Step 2: Convert to fraction form
    366,427.30/549,640.95 = 366,427.30/x
  3. Step 3: Cross multiply
    366,427.30x = 549,640.95 × 366,427.30
  4. Step 4: Simplify right side
    366,427.30x = 201,403,449,277.94
  5. Step 5: Solve for x
    x = 201,403,449,277.94/366,427.30
  6. Step 6: Final answer
    x = 549,640.95

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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.