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Finding the Fourth Proportional to 448,467, 618,889.30 and 244,516.26

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Solution

The fourth proportional to 448,467, 618,889.30 and 244,516.26 is: 337,435.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,467 : 618,889.30 = 244,516.26 : x
  2. Step 2: Convert to fraction form
    448,467/618,889.30 = 244,516.26/x
  3. Step 3: Cross multiply
    448,467x = 618,889.30 × 244,516.26
  4. Step 4: Simplify right side
    448,467x = 151,328,496,990.02
  5. Step 5: Solve for x
    x = 151,328,496,990.02/448,467
  6. Step 6: Final answer
    x = 337,435.08

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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.