Home / 979,794.88-1,352,195.04-550,103.20

Finding the Fourth Proportional to 979,794.88, 1,352,195.04 and 550,103.20

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Solution

The fourth proportional to 979,794.88, 1,352,195.04 and 550,103.20 is: 759,186.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,794.88 : 1,352,195.04 = 550,103.20 : x
  2. Step 2: Convert to fraction form
    979,794.88/1,352,195.04 = 550,103.20/x
  3. Step 3: Cross multiply
    979,794.88x = 1,352,195.04 × 550,103.20
  4. Step 4: Simplify right side
    979,794.88x = 743,846,818,528.13
  5. Step 5: Solve for x
    x = 743,846,818,528.13/979,794.88
  6. Step 6: Final answer
    x = 759,186.27

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.