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Finding the Fourth Proportional to 273,379.20, 410,068.80 and 269,692.80

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Solution

The fourth proportional to 273,379.20, 410,068.80 and 269,692.80 is: 404,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,379.20 : 410,068.80 = 269,692.80 : x
  2. Step 2: Convert to fraction form
    273,379.20/410,068.80 = 269,692.80/x
  3. Step 3: Cross multiply
    273,379.20x = 410,068.80 × 269,692.80
  4. Step 4: Simplify right side
    273,379.20x = 110,592,602,864.64
  5. Step 5: Solve for x
    x = 110,592,602,864.64/273,379.20
  6. Step 6: Final answer
    x = 404,539.20

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1.5x scale

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.