Home / 816,004.40-1,224,265.80-366,551.60

Finding the Fourth Proportional to 816,004.40, 1,224,265.80 and 366,551.60

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Solution

The fourth proportional to 816,004.40, 1,224,265.80 and 366,551.60 is: 549,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,004.40 : 1,224,265.80 = 366,551.60 : x
  2. Step 2: Convert to fraction form
    816,004.40/1,224,265.80 = 366,551.60/x
  3. Step 3: Cross multiply
    816,004.40x = 1,224,265.80 × 366,551.60
  4. Step 4: Simplify right side
    816,004.40x = 448,756,587,815.28
  5. Step 5: Solve for x
    x = 448,756,587,815.28/816,004.40
  6. Step 6: Final answer
    x = 549,943.83

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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.