Home / 446,769.36-669,894.84-180,311.76

Finding the Fourth Proportional to 446,769.36, 669,894.84 and 180,311.76

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Solution

The fourth proportional to 446,769.36, 669,894.84 and 180,311.76 is: 270,363.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,769.36 : 669,894.84 = 180,311.76 : x
  2. Step 2: Convert to fraction form
    446,769.36/669,894.84 = 180,311.76/x
  3. Step 3: Cross multiply
    446,769.36x = 669,894.84 × 180,311.76
  4. Step 4: Simplify right side
    446,769.36x = 120,789,917,615.32
  5. Step 5: Solve for x
    x = 120,789,917,615.32/446,769.36
  6. Step 6: Final answer
    x = 270,363.03

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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.