Home / 816,097.60-1,223,563.20-366,450.40

Finding the Fourth Proportional to 816,097.60, 1,223,563.20 and 366,450.40

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Solution

The fourth proportional to 816,097.60, 1,223,563.20 and 366,450.40 is: 549,413.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,097.60 : 1,223,563.20 = 366,450.40 : x
  2. Step 2: Convert to fraction form
    816,097.60/1,223,563.20 = 366,450.40/x
  3. Step 3: Cross multiply
    816,097.60x = 1,223,563.20 × 366,450.40
  4. Step 4: Simplify right side
    816,097.60x = 448,375,224,065.28
  5. Step 5: Solve for x
    x = 448,375,224,065.28/816,097.60
  6. Step 6: Final answer
    x = 549,413.73

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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.