Home / 346,747.04-520,535.28-206,571.68

Finding the Fourth Proportional to 346,747.04, 520,535.28 and 206,571.68

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Solution

The fourth proportional to 346,747.04, 520,535.28 and 206,571.68 is: 310,104.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,747.04 : 520,535.28 = 206,571.68 : x
  2. Step 2: Convert to fraction form
    346,747.04/520,535.28 = 206,571.68/x
  3. Step 3: Cross multiply
    346,747.04x = 520,535.28 × 206,571.68
  4. Step 4: Simplify right side
    346,747.04x = 107,527,847,288.87
  5. Step 5: Solve for x
    x = 107,527,847,288.87/346,747.04
  6. Step 6: Final answer
    x = 310,104.59

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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.