Home / 876,435.22-1,314,798.24-307,668.88

Finding the Fourth Proportional to 876,435.22, 1,314,798.24 and 307,668.88

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Solution

The fourth proportional to 876,435.22, 1,314,798.24 and 307,668.88 is: 461,554.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,435.22 : 1,314,798.24 = 307,668.88 : x
  2. Step 2: Convert to fraction form
    876,435.22/1,314,798.24 = 307,668.88/x
  3. Step 3: Cross multiply
    876,435.22x = 1,314,798.24 × 307,668.88
  4. Step 4: Simplify right side
    876,435.22x = 404,522,501,926.77
  5. Step 5: Solve for x
    x = 404,522,501,926.77/876,435.22
  6. Step 6: Final answer
    x = 461,554.37

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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.