Home / 704,220.80-1,056,331.20-205,584.80

Finding the Fourth Proportional to 704,220.80, 1,056,331.20 and 205,584.80

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Solution

The fourth proportional to 704,220.80, 1,056,331.20 and 205,584.80 is: 308,377.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,220.80 : 1,056,331.20 = 205,584.80 : x
  2. Step 2: Convert to fraction form
    704,220.80/1,056,331.20 = 205,584.80/x
  3. Step 3: Cross multiply
    704,220.80x = 1,056,331.20 × 205,584.80
  4. Step 4: Simplify right side
    704,220.80x = 217,165,638,485.76
  5. Step 5: Solve for x
    x = 217,165,638,485.76/704,220.80
  6. Step 6: Final answer
    x = 308,377.20

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Similar ratio
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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.