Home / 446,149.23-669,223.84-130,606.13

Finding the Fourth Proportional to 446,149.23, 669,223.84 and 130,606.13

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Solution

The fourth proportional to 446,149.23, 669,223.84 and 130,606.13 is: 195,909.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,149.23 : 669,223.84 = 130,606.13 : x
  2. Step 2: Convert to fraction form
    446,149.23/669,223.84 = 130,606.13/x
  3. Step 3: Cross multiply
    446,149.23x = 669,223.84 × 130,606.13
  4. Step 4: Simplify right side
    446,149.23x = 87,404,735,846.14
  5. Step 5: Solve for x
    x = 87,404,735,846.14/446,149.23
  6. Step 6: Final answer
    x = 195,909.19

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Similar ratio
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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.