Home / 802,528.65-1,203,443.01-303,542.73

Finding the Fourth Proportional to 802,528.65, 1,203,443.01 and 303,542.73

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Solution

The fourth proportional to 802,528.65, 1,203,443.01 and 303,542.73 is: 455,181.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,528.65 : 1,203,443.01 = 303,542.73 : x
  2. Step 2: Convert to fraction form
    802,528.65/1,203,443.01 = 303,542.73/x
  3. Step 3: Cross multiply
    802,528.65x = 1,203,443.01 × 303,542.73
  4. Step 4: Simplify right side
    802,528.65x = 365,296,375,137.10
  5. Step 5: Solve for x
    x = 365,296,375,137.10/802,528.65
  6. Step 6: Final answer
    x = 455,181.72

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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.