Home / 848,886.50-1,171,629.78-486,553.25

Finding the Fourth Proportional to 848,886.50, 1,171,629.78 and 486,553.25

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Solution

The fourth proportional to 848,886.50, 1,171,629.78 and 486,553.25 is: 671,538.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,886.50 : 1,171,629.78 = 486,553.25 : x
  2. Step 2: Convert to fraction form
    848,886.50/1,171,629.78 = 486,553.25/x
  3. Step 3: Cross multiply
    848,886.50x = 1,171,629.78 × 486,553.25
  4. Step 4: Simplify right side
    848,886.50x = 570,060,277,255.79
  5. Step 5: Solve for x
    x = 570,060,277,255.79/848,886.50
  6. Step 6: Final answer
    x = 671,538.87

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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.