Home / 756,998.31-1,044,622.53-434,481.42

Finding the Fourth Proportional to 756,998.31, 1,044,622.53 and 434,481.42

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Solution

The fourth proportional to 756,998.31, 1,044,622.53 and 434,481.42 is: 599,564.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,998.31 : 1,044,622.53 = 434,481.42 : x
  2. Step 2: Convert to fraction form
    756,998.31/1,044,622.53 = 434,481.42/x
  3. Step 3: Cross multiply
    756,998.31x = 1,044,622.53 × 434,481.42
  4. Step 4: Simplify right side
    756,998.31x = 453,869,080,198.39
  5. Step 5: Solve for x
    x = 453,869,080,198.39/756,998.31
  6. Step 6: Final answer
    x = 599,564.19

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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.