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Finding the Fourth Proportional to 300,026.51, 450,040.22 and 122,533.52

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Solution

The fourth proportional to 300,026.51, 450,040.22 and 122,533.52 is: 183,800.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,026.51 : 450,040.22 = 122,533.52 : x
  2. Step 2: Convert to fraction form
    300,026.51/450,040.22 = 122,533.52/x
  3. Step 3: Cross multiply
    300,026.51x = 450,040.22 × 122,533.52
  4. Step 4: Simplify right side
    300,026.51x = 55,145,009,435.31
  5. Step 5: Solve for x
    x = 55,145,009,435.31/300,026.51
  6. Step 6: Final answer
    x = 183,800.46

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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.