Home / 964,998.26-1,331,857.26-535,416.78

Finding the Fourth Proportional to 964,998.26, 1,331,857.26 and 535,416.78

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Solution

The fourth proportional to 964,998.26, 1,331,857.26 and 535,416.78 is: 738,963.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,998.26 : 1,331,857.26 = 535,416.78 : x
  2. Step 2: Convert to fraction form
    964,998.26/1,331,857.26 = 535,416.78/x
  3. Step 3: Cross multiply
    964,998.26x = 1,331,857.26 × 535,416.78
  4. Step 4: Simplify right side
    964,998.26x = 713,098,729,057.43
  5. Step 5: Solve for x
    x = 713,098,729,057.43/964,998.26
  6. Step 6: Final answer
    x = 738,963.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.