Home / 669,682.28-1,004,520.69-243,217.28

Finding the Fourth Proportional to 669,682.28, 1,004,520.69 and 243,217.28

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Solution

The fourth proportional to 669,682.28, 1,004,520.69 and 243,217.28 is: 364,824.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,682.28 : 1,004,520.69 = 243,217.28 : x
  2. Step 2: Convert to fraction form
    669,682.28/1,004,520.69 = 243,217.28/x
  3. Step 3: Cross multiply
    669,682.28x = 1,004,520.69 × 243,217.28
  4. Step 4: Simplify right side
    669,682.28x = 244,316,792,436.83
  5. Step 5: Solve for x
    x = 244,316,792,436.83/669,682.28
  6. Step 6: Final answer
    x = 364,824.93

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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.