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Finding the Fourth Proportional to 273,484.08, 410,175.36 and 220,485.60

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Solution

The fourth proportional to 273,484.08, 410,175.36 and 220,485.60 is: 330,687.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,484.08 : 410,175.36 = 220,485.60 : x
  2. Step 2: Convert to fraction form
    273,484.08/410,175.36 = 220,485.60/x
  3. Step 3: Cross multiply
    273,484.08x = 410,175.36 × 220,485.60
  4. Step 4: Simplify right side
    273,484.08x = 90,437,760,354.82
  5. Step 5: Solve for x
    x = 90,437,760,354.82/273,484.08
  6. Step 6: Final answer
    x = 330,687.48

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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.