Home / 793,308.90-1,093,249.59-778,732.56

Finding the Fourth Proportional to 793,308.90, 1,093,249.59 and 778,732.56

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Solution

The fourth proportional to 793,308.90, 1,093,249.59 and 778,732.56 is: 1,073,162.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,308.90 : 1,093,249.59 = 778,732.56 : x
  2. Step 2: Convert to fraction form
    793,308.90/1,093,249.59 = 778,732.56/x
  3. Step 3: Cross multiply
    793,308.90x = 1,093,249.59 × 778,732.56
  4. Step 4: Simplify right side
    793,308.90x = 851,349,051,939.65
  5. Step 5: Solve for x
    x = 851,349,051,939.65/793,308.90
  6. Step 6: Final answer
    x = 1,073,162.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.