Home / 1,147,995.63-1,722,242.57-349,256.42

Finding the Fourth Proportional to 1,147,995.63, 1,722,242.57 and 349,256.42

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Solution

The fourth proportional to 1,147,995.63, 1,722,242.57 and 349,256.42 is: 523,960.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,995.63 : 1,722,242.57 = 349,256.42 : x
  2. Step 2: Convert to fraction form
    1,147,995.63/1,722,242.57 = 349,256.42/x
  3. Step 3: Cross multiply
    1,147,995.63x = 1,722,242.57 × 349,256.42
  4. Step 4: Simplify right side
    1,147,995.63x = 601,504,264,012.31
  5. Step 5: Solve for x
    x = 601,504,264,012.31/1,147,995.63
  6. Step 6: Final answer
    x = 523,960.41

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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.