Home / 305,352.54-457,561.73-163,218.06

Finding the Fourth Proportional to 305,352.54, 457,561.73 and 163,218.06

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Solution

The fourth proportional to 305,352.54, 457,561.73 and 163,218.06 is: 244,577.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,352.54 : 457,561.73 = 163,218.06 : x
  2. Step 2: Convert to fraction form
    305,352.54/457,561.73 = 163,218.06/x
  3. Step 3: Cross multiply
    305,352.54x = 457,561.73 × 163,218.06
  4. Step 4: Simplify right side
    305,352.54x = 74,682,338,308.89
  5. Step 5: Solve for x
    x = 74,682,338,308.89/305,352.54
  6. Step 6: Final answer
    x = 244,577.43

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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.