Home / 797,057.80-1,195,907.10-323,780.20

Finding the Fourth Proportional to 797,057.80, 1,195,907.10 and 323,780.20

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Solution

The fourth proportional to 797,057.80, 1,195,907.10 and 323,780.20 is: 485,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,057.80 : 1,195,907.10 = 323,780.20 : x
  2. Step 2: Convert to fraction form
    797,057.80/1,195,907.10 = 323,780.20/x
  3. Step 3: Cross multiply
    797,057.80x = 1,195,907.10 × 323,780.20
  4. Step 4: Simplify right side
    797,057.80x = 387,211,040,019.42
  5. Step 5: Solve for x
    x = 387,211,040,019.42/797,057.80
  6. Step 6: Final answer
    x = 485,800.45

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Double scale
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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.