Home / 447,737.25-617,888.48-243,799.35

Finding the Fourth Proportional to 447,737.25, 617,888.48 and 243,799.35

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Solution

The fourth proportional to 447,737.25, 617,888.48 and 243,799.35 is: 336,449.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,737.25 : 617,888.48 = 243,799.35 : x
  2. Step 2: Convert to fraction form
    447,737.25/617,888.48 = 243,799.35/x
  3. Step 3: Cross multiply
    447,737.25x = 617,888.48 × 243,799.35
  4. Step 4: Simplify right side
    447,737.25x = 150,640,809,796.49
  5. Step 5: Solve for x
    x = 150,640,809,796.49/447,737.25
  6. Step 6: Final answer
    x = 336,449.13

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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.