Home / 815,833.69-1,223,329.93-366,169.08

Finding the Fourth Proportional to 815,833.69, 1,223,329.93 and 366,169.08

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Solution

The fourth proportional to 815,833.69, 1,223,329.93 and 366,169.08 is: 549,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,833.69 : 1,223,329.93 = 366,169.08 : x
  2. Step 2: Convert to fraction form
    815,833.69/1,223,329.93 = 366,169.08/x
  3. Step 3: Cross multiply
    815,833.69x = 1,223,329.93 × 366,169.08
  4. Step 4: Simplify right side
    815,833.69x = 447,945,595,004.56
  5. Step 5: Solve for x
    x = 447,945,595,004.56/815,833.69
  6. Step 6: Final answer
    x = 549,064.84

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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.