Home / 669,797.46-1,004,484.29-220,418.15

Finding the Fourth Proportional to 669,797.46, 1,004,484.29 and 220,418.15

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Solution

The fourth proportional to 669,797.46, 1,004,484.29 and 220,418.15 is: 330,557.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,797.46 : 1,004,484.29 = 220,418.15 : x
  2. Step 2: Convert to fraction form
    669,797.46/1,004,484.29 = 220,418.15/x
  3. Step 3: Cross multiply
    669,797.46x = 1,004,484.29 × 220,418.15
  4. Step 4: Simplify right side
    669,797.46x = 221,406,562,781.35
  5. Step 5: Solve for x
    x = 221,406,562,781.35/669,797.46
  6. Step 6: Final answer
    x = 330,557.48

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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.