Home / 1,043,880.75-1,565,821.13-255,912.75

Finding the Fourth Proportional to 1,043,880.75, 1,565,821.13 and 255,912.75

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Solution

The fourth proportional to 1,043,880.75, 1,565,821.13 and 255,912.75 is: 383,869.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,880.75 : 1,565,821.13 = 255,912.75 : x
  2. Step 2: Convert to fraction form
    1,043,880.75/1,565,821.13 = 255,912.75/x
  3. Step 3: Cross multiply
    1,043,880.75x = 1,565,821.13 × 255,912.75
  4. Step 4: Simplify right side
    1,043,880.75x = 400,713,590,106.84
  5. Step 5: Solve for x
    x = 400,713,590,106.84/1,043,880.75
  6. Step 6: Final answer
    x = 383,869.13

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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.