Home / 884,211.65-1,325,208.28-378,178.73

Finding the Fourth Proportional to 884,211.65, 1,325,208.28 and 378,178.73

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Solution

The fourth proportional to 884,211.65, 1,325,208.28 and 378,178.73 is: 566,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,211.65 : 1,325,208.28 = 378,178.73 : x
  2. Step 2: Convert to fraction form
    884,211.65/1,325,208.28 = 378,178.73/x
  3. Step 3: Cross multiply
    884,211.65x = 1,325,208.28 × 378,178.73
  4. Step 4: Simplify right side
    884,211.65x = 501,165,584,315.88
  5. Step 5: Solve for x
    x = 501,165,584,315.88/884,211.65
  6. Step 6: Final answer
    x = 566,793.69

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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.