Home / 1,035,431.42-1,553,315.42-306,028.64

Finding the Fourth Proportional to 1,035,431.42, 1,553,315.42 and 306,028.64

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Solution

The fourth proportional to 1,035,431.42, 1,553,315.42 and 306,028.64 is: 459,092.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,431.42 : 1,553,315.42 = 306,028.64 : x
  2. Step 2: Convert to fraction form
    1,035,431.42/1,553,315.42 = 306,028.64/x
  3. Step 3: Cross multiply
    1,035,431.42x = 1,553,315.42 × 306,028.64
  4. Step 4: Simplify right side
    1,035,431.42x = 475,359,010,121.99
  5. Step 5: Solve for x
    x = 475,359,010,121.99/1,035,431.42
  6. Step 6: Final answer
    x = 459,092.71

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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.