Home / 698,950.28-1,049,203.66-361,900.42

Finding the Fourth Proportional to 698,950.28, 1,049,203.66 and 361,900.42

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Solution

The fourth proportional to 698,950.28, 1,049,203.66 and 361,900.42 is: 543,253.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,950.28 : 1,049,203.66 = 361,900.42 : x
  2. Step 2: Convert to fraction form
    698,950.28/1,049,203.66 = 361,900.42/x
  3. Step 3: Cross multiply
    698,950.28x = 1,049,203.66 × 361,900.42
  4. Step 4: Simplify right side
    698,950.28x = 379,707,245,219.54
  5. Step 5: Solve for x
    x = 379,707,245,219.54/698,950.28
  6. Step 6: Final answer
    x = 543,253.58

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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.