Home / 297,270.22-445,904.11-107,686.20

Finding the Fourth Proportional to 297,270.22, 445,904.11 and 107,686.20

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Solution

The fourth proportional to 297,270.22, 445,904.11 and 107,686.20 is: 161,528.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,270.22 : 445,904.11 = 107,686.20 : x
  2. Step 2: Convert to fraction form
    297,270.22/445,904.11 = 107,686.20/x
  3. Step 3: Cross multiply
    297,270.22x = 445,904.11 × 107,686.20
  4. Step 4: Simplify right side
    297,270.22x = 48,017,716,402.33
  5. Step 5: Solve for x
    x = 48,017,716,402.33/297,270.22
  6. Step 6: Final answer
    x = 161,528.85

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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.