Home / 903,984.57-1,247,481.27-496,084.77

Finding the Fourth Proportional to 903,984.57, 1,247,481.27 and 496,084.77

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Solution

The fourth proportional to 903,984.57, 1,247,481.27 and 496,084.77 is: 684,587.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,984.57 : 1,247,481.27 = 496,084.77 : x
  2. Step 2: Convert to fraction form
    903,984.57/1,247,481.27 = 496,084.77/x
  3. Step 3: Cross multiply
    903,984.57x = 1,247,481.27 × 496,084.77
  4. Step 4: Simplify right side
    903,984.57x = 618,856,458,907.26
  5. Step 5: Solve for x
    x = 618,856,458,907.26/903,984.57
  6. Step 6: Final answer
    x = 684,587.41

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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.