Home / 830,867.58-1,246,511.52-231,828.48

Finding the Fourth Proportional to 830,867.58, 1,246,511.52 and 231,828.48

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Solution

The fourth proportional to 830,867.58, 1,246,511.52 and 231,828.48 is: 347,801.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,867.58 : 1,246,511.52 = 231,828.48 : x
  2. Step 2: Convert to fraction form
    830,867.58/1,246,511.52 = 231,828.48/x
  3. Step 3: Cross multiply
    830,867.58x = 1,246,511.52 × 231,828.48
  4. Step 4: Simplify right side
    830,867.58x = 288,976,870,984.09
  5. Step 5: Solve for x
    x = 288,976,870,984.09/830,867.58
  6. Step 6: Final answer
    x = 347,801.36

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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.