Home / 848,301.67-1,273,358.90-343,192.76

Finding the Fourth Proportional to 848,301.67, 1,273,358.90 and 343,192.76

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Solution

The fourth proportional to 848,301.67, 1,273,358.90 and 343,192.76 is: 515,155.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,301.67 : 1,273,358.90 = 343,192.76 : x
  2. Step 2: Convert to fraction form
    848,301.67/1,273,358.90 = 343,192.76/x
  3. Step 3: Cross multiply
    848,301.67x = 1,273,358.90 × 343,192.76
  4. Step 4: Simplify right side
    848,301.67x = 437,007,554,627.85
  5. Step 5: Solve for x
    x = 437,007,554,627.85/848,301.67
  6. Step 6: Final answer
    x = 515,155.83

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1.5x scale

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.