Home / 904,921.62-1,357,557.39-343,912.38

Finding the Fourth Proportional to 904,921.62, 1,357,557.39 and 343,912.38

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Solution

The fourth proportional to 904,921.62, 1,357,557.39 and 343,912.38 is: 515,935.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,921.62 : 1,357,557.39 = 343,912.38 : x
  2. Step 2: Convert to fraction form
    904,921.62/1,357,557.39 = 343,912.38/x
  3. Step 3: Cross multiply
    904,921.62x = 1,357,557.39 × 343,912.38
  4. Step 4: Simplify right side
    904,921.62x = 466,880,784,474.14
  5. Step 5: Solve for x
    x = 466,880,784,474.14/904,921.62
  6. Step 6: Final answer
    x = 515,935.06

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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.