Home / 313,887.22-433,172.91-170,656.90

Finding the Fourth Proportional to 313,887.22, 433,172.91 and 170,656.90

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Solution

The fourth proportional to 313,887.22, 433,172.91 and 170,656.90 is: 235,511.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,887.22 : 433,172.91 = 170,656.90 : x
  2. Step 2: Convert to fraction form
    313,887.22/433,172.91 = 170,656.90/x
  3. Step 3: Cross multiply
    313,887.22x = 433,172.91 × 170,656.90
  4. Step 4: Simplify right side
    313,887.22x = 73,923,945,984.58
  5. Step 5: Solve for x
    x = 73,923,945,984.58/313,887.22
  6. Step 6: Final answer
    x = 235,511.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.