Home / 704,369.96-1,055,620.32-383,699.18

Finding the Fourth Proportional to 704,369.96, 1,055,620.32 and 383,699.18

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Solution

The fourth proportional to 704,369.96, 1,055,620.32 and 383,699.18 is: 575,039.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,369.96 : 1,055,620.32 = 383,699.18 : x
  2. Step 2: Convert to fraction form
    704,369.96/1,055,620.32 = 383,699.18/x
  3. Step 3: Cross multiply
    704,369.96x = 1,055,620.32 × 383,699.18
  4. Step 4: Simplify right side
    704,369.96x = 405,040,651,175.34
  5. Step 5: Solve for x
    x = 405,040,651,175.34/704,369.96
  6. Step 6: Final answer
    x = 575,039.64

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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.