Home / 703,097.82-1,054,803.39-387,392.22

Finding the Fourth Proportional to 703,097.82, 1,054,803.39 and 387,392.22

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Solution

The fourth proportional to 703,097.82, 1,054,803.39 and 387,392.22 is: 581,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,097.82 : 1,054,803.39 = 387,392.22 : x
  2. Step 2: Convert to fraction form
    703,097.82/1,054,803.39 = 387,392.22/x
  3. Step 3: Cross multiply
    703,097.82x = 1,054,803.39 × 387,392.22
  4. Step 4: Simplify right side
    703,097.82x = 408,622,626,915.63
  5. Step 5: Solve for x
    x = 408,622,626,915.63/703,097.82
  6. Step 6: Final answer
    x = 581,174.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.