Home / 751,618.94-1,037,276.57-445,876.34

Finding the Fourth Proportional to 751,618.94, 1,037,276.57 and 445,876.34

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Solution

The fourth proportional to 751,618.94, 1,037,276.57 and 445,876.34 is: 615,334.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,618.94 : 1,037,276.57 = 445,876.34 : x
  2. Step 2: Convert to fraction form
    751,618.94/1,037,276.57 = 445,876.34/x
  3. Step 3: Cross multiply
    751,618.94x = 1,037,276.57 × 445,876.34
  4. Step 4: Simplify right side
    751,618.94x = 462,497,078,369.97
  5. Step 5: Solve for x
    x = 462,497,078,369.97/751,618.94
  6. Step 6: Final answer
    x = 615,334.52

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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.