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Finding the Fourth Proportional to 301,512.80, 451,880.40 and 183,058.40

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Solution

The fourth proportional to 301,512.80, 451,880.40 and 183,058.40 is: 274,351.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,512.80 : 451,880.40 = 183,058.40 : x
  2. Step 2: Convert to fraction form
    301,512.80/451,880.40 = 183,058.40/x
  3. Step 3: Cross multiply
    301,512.80x = 451,880.40 × 183,058.40
  4. Step 4: Simplify right side
    301,512.80x = 82,720,503,015.36
  5. Step 5: Solve for x
    x = 82,720,503,015.36/301,512.80
  6. Step 6: Final answer
    x = 274,351.55

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1.5x scale

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.