Home / 799,258.38-1,199,479.34-378,535.47

Finding the Fourth Proportional to 799,258.38, 1,199,479.34 and 378,535.47

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Solution

The fourth proportional to 799,258.38, 1,199,479.34 and 378,535.47 is: 568,083.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,258.38 : 1,199,479.34 = 378,535.47 : x
  2. Step 2: Convert to fraction form
    799,258.38/1,199,479.34 = 378,535.47/x
  3. Step 3: Cross multiply
    799,258.38x = 1,199,479.34 × 378,535.47
  4. Step 4: Simplify right side
    799,258.38x = 454,045,475,722.19
  5. Step 5: Solve for x
    x = 454,045,475,722.19/799,258.38
  6. Step 6: Final answer
    x = 568,083.47

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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.