Home / 669,552.86-1,004,395.44-220,091.42

Finding the Fourth Proportional to 669,552.86, 1,004,395.44 and 220,091.42

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Solution

The fourth proportional to 669,552.86, 1,004,395.44 and 220,091.42 is: 330,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,552.86 : 1,004,395.44 = 220,091.42 : x
  2. Step 2: Convert to fraction form
    669,552.86/1,004,395.44 = 220,091.42/x
  3. Step 3: Cross multiply
    669,552.86x = 1,004,395.44 × 220,091.42
  4. Step 4: Simplify right side
    669,552.86x = 221,058,818,631.13
  5. Step 5: Solve for x
    x = 221,058,818,631.13/669,552.86
  6. Step 6: Final answer
    x = 330,158.87

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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.