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Finding the Fourth Proportional to 346,771.68, 520,159.68 and 106,882.56

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Solution

The fourth proportional to 346,771.68, 520,159.68 and 106,882.56 is: 160,324.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,771.68 : 520,159.68 = 106,882.56 : x
  2. Step 2: Convert to fraction form
    346,771.68/520,159.68 = 106,882.56/x
  3. Step 3: Cross multiply
    346,771.68x = 520,159.68 × 106,882.56
  4. Step 4: Simplify right side
    346,771.68x = 55,595,998,207.18
  5. Step 5: Solve for x
    x = 55,595,998,207.18/346,771.68
  6. Step 6: Final answer
    x = 160,324.51

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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.