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Finding the Fourth Proportional to 446,360.24, 669,560.62 and 126,534.98

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Solution

The fourth proportional to 446,360.24, 669,560.62 and 126,534.98 is: 189,808.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,360.24 : 669,560.62 = 126,534.98 : x
  2. Step 2: Convert to fraction form
    446,360.24/669,560.62 = 126,534.98/x
  3. Step 3: Cross multiply
    446,360.24x = 669,560.62 × 126,534.98
  4. Step 4: Simplify right side
    446,360.24x = 84,722,839,660.49
  5. Step 5: Solve for x
    x = 84,722,839,660.49/446,360.24
  6. Step 6: Final answer
    x = 189,808.21

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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.