Home / 848,301.37-1,170,684.41-499,378.82

Finding the Fourth Proportional to 848,301.37, 1,170,684.41 and 499,378.82

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Solution

The fourth proportional to 848,301.37, 1,170,684.41 and 499,378.82 is: 689,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,301.37 : 1,170,684.41 = 499,378.82 : x
  2. Step 2: Convert to fraction form
    848,301.37/1,170,684.41 = 499,378.82/x
  3. Step 3: Cross multiply
    848,301.37x = 1,170,684.41 × 499,378.82
  4. Step 4: Simplify right side
    848,301.37x = 584,614,990,907.88
  5. Step 5: Solve for x
    x = 584,614,990,907.88/848,301.37
  6. Step 6: Final answer
    x = 689,159.55

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1.5x scale

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.