Home / 729,251.70-1,093,739.04-308,822.82

Finding the Fourth Proportional to 729,251.70, 1,093,739.04 and 308,822.82

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Solution

The fourth proportional to 729,251.70, 1,093,739.04 and 308,822.82 is: 463,175.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,251.70 : 1,093,739.04 = 308,822.82 : x
  2. Step 2: Convert to fraction form
    729,251.70/1,093,739.04 = 308,822.82/x
  3. Step 3: Cross multiply
    729,251.70x = 1,093,739.04 × 308,822.82
  4. Step 4: Simplify right side
    729,251.70x = 337,771,574,676.89
  5. Step 5: Solve for x
    x = 337,771,574,676.89/729,251.70
  6. Step 6: Final answer
    x = 463,175.57

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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.