Home / 1,229,834.40-1,844,751.60-343,370.40

Finding the Fourth Proportional to 1,229,834.40, 1,844,751.60 and 343,370.40

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Solution

The fourth proportional to 1,229,834.40, 1,844,751.60 and 343,370.40 is: 515,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,834.40 : 1,844,751.60 = 343,370.40 : x
  2. Step 2: Convert to fraction form
    1,229,834.40/1,844,751.60 = 343,370.40/x
  3. Step 3: Cross multiply
    1,229,834.40x = 1,844,751.60 × 343,370.40
  4. Step 4: Simplify right side
    1,229,834.40x = 633,433,094,792.64
  5. Step 5: Solve for x
    x = 633,433,094,792.64/1,229,834.40
  6. Step 6: Final answer
    x = 515,055.60

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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.