Home / 446,579.70-669,869.55-269,432.70

Finding the Fourth Proportional to 446,579.70, 669,869.55 and 269,432.70

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Solution

The fourth proportional to 446,579.70, 669,869.55 and 269,432.70 is: 404,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,579.70 : 669,869.55 = 269,432.70 : x
  2. Step 2: Convert to fraction form
    446,579.70/669,869.55 = 269,432.70/x
  3. Step 3: Cross multiply
    446,579.70x = 669,869.55 × 269,432.70
  4. Step 4: Simplify right side
    446,579.70x = 180,484,761,504.29
  5. Step 5: Solve for x
    x = 180,484,761,504.29/446,579.70
  6. Step 6: Final answer
    x = 404,149.05

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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.