Home / 307,943.10-461,258.55-248,894.10

Finding the Fourth Proportional to 307,943.10, 461,258.55 and 248,894.10

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Solution

The fourth proportional to 307,943.10, 461,258.55 and 248,894.10 is: 372,810.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,943.10 : 461,258.55 = 248,894.10 : x
  2. Step 2: Convert to fraction form
    307,943.10/461,258.55 = 248,894.10/x
  3. Step 3: Cross multiply
    307,943.10x = 461,258.55 × 248,894.10
  4. Step 4: Simplify right side
    307,943.10x = 114,804,531,669.56
  5. Step 5: Solve for x
    x = 114,804,531,669.56/307,943.10
  6. Step 6: Final answer
    x = 372,810.86

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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.