Home / 885,930.60-1,326,927.60-728,466.60

Finding the Fourth Proportional to 885,930.60, 1,326,927.60 and 728,466.60

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Solution

The fourth proportional to 885,930.60, 1,326,927.60 and 728,466.60 is: 1,091,081.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,930.60 : 1,326,927.60 = 728,466.60 : x
  2. Step 2: Convert to fraction form
    885,930.60/1,326,927.60 = 728,466.60/x
  3. Step 3: Cross multiply
    885,930.60x = 1,326,927.60 × 728,466.60
  4. Step 4: Simplify right side
    885,930.60x = 966,622,437,218.16
  5. Step 5: Solve for x
    x = 966,622,437,218.16/885,930.60
  6. Step 6: Final answer
    x = 1,091,081.44

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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.