Home / 446,322.23-669,581.76-146,790.71

Finding the Fourth Proportional to 446,322.23, 669,581.76 and 146,790.71

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Solution

The fourth proportional to 446,322.23, 669,581.76 and 146,790.71 is: 220,218.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,322.23 : 669,581.76 = 146,790.71 : x
  2. Step 2: Convert to fraction form
    446,322.23/669,581.76 = 146,790.71/x
  3. Step 3: Cross multiply
    446,322.23x = 669,581.76 × 146,790.71
  4. Step 4: Simplify right side
    446,322.23x = 98,288,378,605.54
  5. Step 5: Solve for x
    x = 98,288,378,605.54/446,322.23
  6. Step 6: Final answer
    x = 220,218.43

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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.