Home / 346,824.92-520,262.89-147,122.66

Finding the Fourth Proportional to 346,824.92, 520,262.89 and 147,122.66

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Solution

The fourth proportional to 346,824.92, 520,262.89 and 147,122.66 is: 220,694.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,824.92 : 520,262.89 = 147,122.66 : x
  2. Step 2: Convert to fraction form
    346,824.92/520,262.89 = 147,122.66/x
  3. Step 3: Cross multiply
    346,824.92x = 520,262.89 × 147,122.66
  4. Step 4: Simplify right side
    346,824.92x = 76,542,457,306.97
  5. Step 5: Solve for x
    x = 76,542,457,306.97/346,824.92
  6. Step 6: Final answer
    x = 220,694.81

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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.