Home / 448,064.72-618,327.40-244,115

Finding the Fourth Proportional to 448,064.72, 618,327.40 and 244,115

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Solution

The fourth proportional to 448,064.72, 618,327.40 and 244,115 is: 336,877.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,064.72 : 618,327.40 = 244,115 : x
  2. Step 2: Convert to fraction form
    448,064.72/618,327.40 = 244,115/x
  3. Step 3: Cross multiply
    448,064.72x = 618,327.40 × 244,115
  4. Step 4: Simplify right side
    448,064.72x = 150,942,993,251
  5. Step 5: Solve for x
    x = 150,942,993,251/448,064.72
  6. Step 6: Final answer
    x = 336,877.66

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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.