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Finding the Fourth Proportional to 273,454.30, 410,181.45 and 203,470.30

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Solution

The fourth proportional to 273,454.30, 410,181.45 and 203,470.30 is: 305,205.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,454.30 : 410,181.45 = 203,470.30 : x
  2. Step 2: Convert to fraction form
    273,454.30/410,181.45 = 203,470.30/x
  3. Step 3: Cross multiply
    273,454.30x = 410,181.45 × 203,470.30
  4. Step 4: Simplify right side
    273,454.30x = 83,459,742,685.94
  5. Step 5: Solve for x
    x = 83,459,742,685.94/273,454.30
  6. Step 6: Final answer
    x = 305,205.45

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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.