Home / 305,921.93-457,900.26-163,410.85

Finding the Fourth Proportional to 305,921.93, 457,900.26 and 163,410.85

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Solution

The fourth proportional to 305,921.93, 457,900.26 and 163,410.85 is: 244,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,921.93 : 457,900.26 = 163,410.85 : x
  2. Step 2: Convert to fraction form
    305,921.93/457,900.26 = 163,410.85/x
  3. Step 3: Cross multiply
    305,921.93x = 457,900.26 × 163,410.85
  4. Step 4: Simplify right side
    305,921.93x = 74,825,871,580.59
  5. Step 5: Solve for x
    x = 74,825,871,580.59/305,921.93
  6. Step 6: Final answer
    x = 244,591.40

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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.