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Finding the Fourth Proportional to 366,283.40, 549,486.86 and 126,333.11

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Solution

The fourth proportional to 366,283.40, 549,486.86 and 126,333.11 is: 189,520.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,283.40 : 549,486.86 = 126,333.11 : x
  2. Step 2: Convert to fraction form
    366,283.40/549,486.86 = 126,333.11/x
  3. Step 3: Cross multiply
    366,283.40x = 549,486.86 × 126,333.11
  4. Step 4: Simplify right side
    366,283.40x = 69,418,384,669.99
  5. Step 5: Solve for x
    x = 69,418,384,669.99/366,283.40
  6. Step 6: Final answer
    x = 189,520.97

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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.