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Finding the Fourth Proportional to 304,034.40, 456,181.20 and 146,181.60

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Solution

The fourth proportional to 304,034.40, 456,181.20 and 146,181.60 is: 219,334.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,034.40 : 456,181.20 = 146,181.60 : x
  2. Step 2: Convert to fraction form
    304,034.40/456,181.20 = 146,181.60/x
  3. Step 3: Cross multiply
    304,034.40x = 456,181.20 × 146,181.60
  4. Step 4: Simplify right side
    304,034.40x = 66,685,297,705.92
  5. Step 5: Solve for x
    x = 66,685,297,705.92/304,034.40
  6. Step 6: Final answer
    x = 219,334.71

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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.