Home / 848,976.25-1,273,464.35-217,890.05

Finding the Fourth Proportional to 848,976.25, 1,273,464.35 and 217,890.05

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Solution

The fourth proportional to 848,976.25, 1,273,464.35 and 217,890.05 is: 326,835.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,976.25 : 1,273,464.35 = 217,890.05 : x
  2. Step 2: Convert to fraction form
    848,976.25/1,273,464.35 = 217,890.05/x
  3. Step 3: Cross multiply
    848,976.25x = 1,273,464.35 × 217,890.05
  4. Step 4: Simplify right side
    848,976.25x = 277,475,210,894.72
  5. Step 5: Solve for x
    x = 277,475,210,894.72/848,976.25
  6. Step 6: Final answer
    x = 326,835.07

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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.