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Finding the Fourth Proportional to 451,548.03, 677,472.62 and 300,341.22

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Solution

The fourth proportional to 451,548.03, 677,472.62 and 300,341.22 is: 450,611.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,548.03 : 677,472.62 = 300,341.22 : x
  2. Step 2: Convert to fraction form
    451,548.03/677,472.62 = 300,341.22/x
  3. Step 3: Cross multiply
    451,548.03x = 677,472.62 × 300,341.22
  4. Step 4: Simplify right side
    451,548.03x = 203,472,951,705.69
  5. Step 5: Solve for x
    x = 203,472,951,705.69/451,548.03
  6. Step 6: Final answer
    x = 450,611.98

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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.