Home / 848,302.37-1,170,685.79-499,379.82

Finding the Fourth Proportional to 848,302.37, 1,170,685.79 and 499,379.82

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Solution

The fourth proportional to 848,302.37, 1,170,685.79 and 499,379.82 is: 689,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,302.37 : 1,170,685.79 = 499,379.82 : x
  2. Step 2: Convert to fraction form
    848,302.37/1,170,685.79 = 499,379.82/x
  3. Step 3: Cross multiply
    848,302.37x = 1,170,685.79 × 499,379.82
  4. Step 4: Simplify right side
    848,302.37x = 584,616,859,086.76
  5. Step 5: Solve for x
    x = 584,616,859,086.76/848,302.37
  6. Step 6: Final answer
    x = 689,160.94

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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.