Home / 697,674.67-1,046,324.64-192,115.29

Finding the Fourth Proportional to 697,674.67, 1,046,324.64 and 192,115.29

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Solution

The fourth proportional to 697,674.67, 1,046,324.64 and 192,115.29 is: 288,121.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,674.67 : 1,046,324.64 = 192,115.29 : x
  2. Step 2: Convert to fraction form
    697,674.67/1,046,324.64 = 192,115.29/x
  3. Step 3: Cross multiply
    697,674.67x = 1,046,324.64 × 192,115.29
  4. Step 4: Simplify right side
    697,674.67x = 201,014,961,647.75
  5. Step 5: Solve for x
    x = 201,014,961,647.75/697,674.67
  6. Step 6: Final answer
    x = 288,121.34

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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.