Home / 880,953.20-1,321,429.79-382,317.20

Finding the Fourth Proportional to 880,953.20, 1,321,429.79 and 382,317.20

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Solution

The fourth proportional to 880,953.20, 1,321,429.79 and 382,317.20 is: 573,475.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,953.20 : 1,321,429.79 = 382,317.20 : x
  2. Step 2: Convert to fraction form
    880,953.20/1,321,429.79 = 382,317.20/x
  3. Step 3: Cross multiply
    880,953.20x = 1,321,429.79 × 382,317.20
  4. Step 4: Simplify right side
    880,953.20x = 505,205,328,790.65
  5. Step 5: Solve for x
    x = 505,205,328,790.65/880,953.20
  6. Step 6: Final answer
    x = 573,475.79

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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.