Home / 802,560.56-1,204,235.30-322,769.20

Finding the Fourth Proportional to 802,560.56, 1,204,235.30 and 322,769.20

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Solution

The fourth proportional to 802,560.56, 1,204,235.30 and 322,769.20 is: 484,312.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,560.56 : 1,204,235.30 = 322,769.20 : x
  2. Step 2: Convert to fraction form
    802,560.56/1,204,235.30 = 322,769.20/x
  3. Step 3: Cross multiply
    802,560.56x = 1,204,235.30 × 322,769.20
  4. Step 4: Simplify right side
    802,560.56x = 388,690,064,392.76
  5. Step 5: Solve for x
    x = 388,690,064,392.76/802,560.56
  6. Step 6: Final answer
    x = 484,312.44

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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.