Home / 939,661.64-1,409,069.09-560,757.32

Finding the Fourth Proportional to 939,661.64, 1,409,069.09 and 560,757.32

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Solution

The fourth proportional to 939,661.64, 1,409,069.09 and 560,757.32 is: 840,883.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,661.64 : 1,409,069.09 = 560,757.32 : x
  2. Step 2: Convert to fraction form
    939,661.64/1,409,069.09 = 560,757.32/x
  3. Step 3: Cross multiply
    939,661.64x = 1,409,069.09 × 560,757.32
  4. Step 4: Simplify right side
    939,661.64x = 790,145,800,959.79
  5. Step 5: Solve for x
    x = 790,145,800,959.79/939,661.64
  6. Step 6: Final answer
    x = 840,883.33

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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.