Home / 1,166,828.25-1,750,242.39-280,364.25

Finding the Fourth Proportional to 1,166,828.25, 1,750,242.39 and 280,364.25

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Solution

The fourth proportional to 1,166,828.25, 1,750,242.39 and 280,364.25 is: 420,546.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,828.25 : 1,750,242.39 = 280,364.25 : x
  2. Step 2: Convert to fraction form
    1,166,828.25/1,750,242.39 = 280,364.25/x
  3. Step 3: Cross multiply
    1,166,828.25x = 1,750,242.39 × 280,364.25
  4. Step 4: Simplify right side
    1,166,828.25x = 490,705,394,990.56
  5. Step 5: Solve for x
    x = 490,705,394,990.56/1,166,828.25
  6. Step 6: Final answer
    x = 420,546.38

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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.