Home / 704,933.80-1,057,400.70-206,297.80

Finding the Fourth Proportional to 704,933.80, 1,057,400.70 and 206,297.80

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Solution

The fourth proportional to 704,933.80, 1,057,400.70 and 206,297.80 is: 309,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,933.80 : 1,057,400.70 = 206,297.80 : x
  2. Step 2: Convert to fraction form
    704,933.80/1,057,400.70 = 206,297.80/x
  3. Step 3: Cross multiply
    704,933.80x = 1,057,400.70 × 206,297.80
  4. Step 4: Simplify right side
    704,933.80x = 218,139,438,128.46
  5. Step 5: Solve for x
    x = 218,139,438,128.46/704,933.80
  6. Step 6: Final answer
    x = 309,446.70

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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.