Home / 313,873.33-433,126.81-170,632.12

Finding the Fourth Proportional to 313,873.33, 433,126.81 and 170,632.12

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Solution

The fourth proportional to 313,873.33, 433,126.81 and 170,632.12 is: 235,462.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,873.33 : 433,126.81 = 170,632.12 : x
  2. Step 2: Convert to fraction form
    313,873.33/433,126.81 = 170,632.12/x
  3. Step 3: Cross multiply
    313,873.33x = 433,126.81 × 170,632.12
  4. Step 4: Simplify right side
    313,873.33x = 73,905,345,819.14
  5. Step 5: Solve for x
    x = 73,905,345,819.14/313,873.33
  6. Step 6: Final answer
    x = 235,462.33

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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.