Home / 490,675.30-736,061.55-170,777.95

Finding the Fourth Proportional to 490,675.30, 736,061.55 and 170,777.95

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Solution

The fourth proportional to 490,675.30, 736,061.55 and 170,777.95 is: 256,183.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,675.30 : 736,061.55 = 170,777.95 : x
  2. Step 2: Convert to fraction form
    490,675.30/736,061.55 = 170,777.95/x
  3. Step 3: Cross multiply
    490,675.30x = 736,061.55 × 170,777.95
  4. Step 4: Simplify right side
    490,675.30x = 125,703,082,582.82
  5. Step 5: Solve for x
    x = 125,703,082,582.82/490,675.30
  6. Step 6: Final answer
    x = 256,183.84

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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.