Home / 802,853.45-1,204,280.16-270,329.88

Finding the Fourth Proportional to 802,853.45, 1,204,280.16 and 270,329.88

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Solution

The fourth proportional to 802,853.45, 1,204,280.16 and 270,329.88 is: 405,494.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,853.45 : 1,204,280.16 = 270,329.88 : x
  2. Step 2: Convert to fraction form
    802,853.45/1,204,280.16 = 270,329.88/x
  3. Step 3: Cross multiply
    802,853.45x = 1,204,280.16 × 270,329.88
  4. Step 4: Simplify right side
    802,853.45x = 325,552,911,139.18
  5. Step 5: Solve for x
    x = 325,552,911,139.18/802,853.45
  6. Step 6: Final answer
    x = 405,494.82

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Similar ratio
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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.