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Finding the Fourth Proportional to 293,842.20, 441,702.90 and 273,041.40

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Solution

The fourth proportional to 293,842.20, 441,702.90 and 273,041.40 is: 410,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,842.20 : 441,702.90 = 273,041.40 : x
  2. Step 2: Convert to fraction form
    293,842.20/441,702.90 = 273,041.40/x
  3. Step 3: Cross multiply
    293,842.20x = 441,702.90 × 273,041.40
  4. Step 4: Simplify right side
    293,842.20x = 120,603,178,200.06
  5. Step 5: Solve for x
    x = 120,603,178,200.06/293,842.20
  6. Step 6: Final answer
    x = 410,435.19

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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.