Home / 1,087,895.93-1,631,843.58-339,941.93

Finding the Fourth Proportional to 1,087,895.93, 1,631,843.58 and 339,941.93

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Solution

The fourth proportional to 1,087,895.93, 1,631,843.58 and 339,941.93 is: 509,912.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,895.93 : 1,631,843.58 = 339,941.93 : x
  2. Step 2: Convert to fraction form
    1,087,895.93/1,631,843.58 = 339,941.93/x
  3. Step 3: Cross multiply
    1,087,895.93x = 1,631,843.58 × 339,941.93
  4. Step 4: Simplify right side
    1,087,895.93x = 554,732,049,158.87
  5. Step 5: Solve for x
    x = 554,732,049,158.87/1,087,895.93
  6. Step 6: Final answer
    x = 509,912.79

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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.