Home / 751,906.65-1,037,696.81-412,440.51

Finding the Fourth Proportional to 751,906.65, 1,037,696.81 and 412,440.51

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Solution

The fourth proportional to 751,906.65, 1,037,696.81 and 412,440.51 is: 569,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,906.65 : 1,037,696.81 = 412,440.51 : x
  2. Step 2: Convert to fraction form
    751,906.65/1,037,696.81 = 412,440.51/x
  3. Step 3: Cross multiply
    751,906.65x = 1,037,696.81 × 412,440.51
  4. Step 4: Simplify right side
    751,906.65x = 427,988,199,479.57
  5. Step 5: Solve for x
    x = 427,988,199,479.57/751,906.65
  6. Step 6: Final answer
    x = 569,203.90

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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.