Home / 326,820.03-490,230.43-102,181.65

Finding the Fourth Proportional to 326,820.03, 490,230.43 and 102,181.65

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Solution

The fourth proportional to 326,820.03, 490,230.43 and 102,181.65 is: 153,272.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,820.03 : 490,230.43 = 102,181.65 : x
  2. Step 2: Convert to fraction form
    326,820.03/490,230.43 = 102,181.65/x
  3. Step 3: Cross multiply
    326,820.03x = 490,230.43 × 102,181.65
  4. Step 4: Simplify right side
    326,820.03x = 50,092,554,217.61
  5. Step 5: Solve for x
    x = 50,092,554,217.61/326,820.03
  6. Step 6: Final answer
    x = 153,272.60

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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.