Home / 487,928.25-673,344.36-273,088.17

Finding the Fourth Proportional to 487,928.25, 673,344.36 and 273,088.17

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Solution

The fourth proportional to 487,928.25, 673,344.36 and 273,088.17 is: 376,863.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,928.25 : 673,344.36 = 273,088.17 : x
  2. Step 2: Convert to fraction form
    487,928.25/673,344.36 = 273,088.17/x
  3. Step 3: Cross multiply
    487,928.25x = 673,344.36 × 273,088.17
  4. Step 4: Simplify right side
    487,928.25x = 183,882,379,052.22
  5. Step 5: Solve for x
    x = 183,882,379,052.22/487,928.25
  6. Step 6: Final answer
    x = 376,863.56

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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.