Home / 320,975.16-481,307.22-160,982.34

Finding the Fourth Proportional to 320,975.16, 481,307.22 and 160,982.34

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Solution

The fourth proportional to 320,975.16, 481,307.22 and 160,982.34 is: 241,395.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,975.16 : 481,307.22 = 160,982.34 : x
  2. Step 2: Convert to fraction form
    320,975.16/481,307.22 = 160,982.34/x
  3. Step 3: Cross multiply
    320,975.16x = 481,307.22 × 160,982.34
  4. Step 4: Simplify right side
    320,975.16x = 77,481,962,534.49
  5. Step 5: Solve for x
    x = 77,481,962,534.49/320,975.16
  6. Step 6: Final answer
    x = 241,395.51

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1.5x scale

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.