Home / 326,824.03-490,236.43-102,185.65

Finding the Fourth Proportional to 326,824.03, 490,236.43 and 102,185.65

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Solution

The fourth proportional to 326,824.03, 490,236.43 and 102,185.65 is: 153,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,824.03 : 490,236.43 = 102,185.65 : x
  2. Step 2: Convert to fraction form
    326,824.03/490,236.43 = 102,185.65/x
  3. Step 3: Cross multiply
    326,824.03x = 490,236.43 × 102,185.65
  4. Step 4: Simplify right side
    326,824.03x = 50,095,128,253.23
  5. Step 5: Solve for x
    x = 50,095,128,253.23/326,824.03
  6. Step 6: Final answer
    x = 153,278.60

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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.