Home / 1,040,279.04-1,560,259.20-330,215.04

Finding the Fourth Proportional to 1,040,279.04, 1,560,259.20 and 330,215.04

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Solution

The fourth proportional to 1,040,279.04, 1,560,259.20 and 330,215.04 is: 495,271.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,279.04 : 1,560,259.20 = 330,215.04 : x
  2. Step 2: Convert to fraction form
    1,040,279.04/1,560,259.20 = 330,215.04/x
  3. Step 3: Cross multiply
    1,040,279.04x = 1,560,259.20 × 330,215.04
  4. Step 4: Simplify right side
    1,040,279.04x = 515,221,054,138.37
  5. Step 5: Solve for x
    x = 515,221,054,138.37/1,040,279.04
  6. Step 6: Final answer
    x = 495,271.97

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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.