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Finding the Fourth Proportional to 448,302.72, 618,653.82 and 244,353.66

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Solution

The fourth proportional to 448,302.72, 618,653.82 and 244,353.66 is: 337,205.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,302.72 : 618,653.82 = 244,353.66 : x
  2. Step 2: Convert to fraction form
    448,302.72/618,653.82 = 244,353.66/x
  3. Step 3: Cross multiply
    448,302.72x = 618,653.82 × 244,353.66
  4. Step 4: Simplify right side
    448,302.72x = 151,170,325,189.98
  5. Step 5: Solve for x
    x = 151,170,325,189.98/448,302.72
  6. Step 6: Final answer
    x = 337,205.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.