Home / 448,827.72-619,436.70-327,908.49

Finding the Fourth Proportional to 448,827.72, 619,436.70 and 327,908.49

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Solution

The fourth proportional to 448,827.72, 619,436.70 and 327,908.49 is: 452,553.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,827.72 : 619,436.70 = 327,908.49 : x
  2. Step 2: Convert to fraction form
    448,827.72/619,436.70 = 327,908.49/x
  3. Step 3: Cross multiply
    448,827.72x = 619,436.70 × 327,908.49
  4. Step 4: Simplify right side
    448,827.72x = 203,118,552,947.58
  5. Step 5: Solve for x
    x = 203,118,552,947.58/448,827.72
  6. Step 6: Final answer
    x = 452,553.49

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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.