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Finding the Fourth Proportional to 962,380.80, 1,440,460.80 and 750,873.60

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Solution

The fourth proportional to 962,380.80, 1,440,460.80 and 750,873.60 is: 1,123,883.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,380.80 : 1,440,460.80 = 750,873.60 : x
  2. Step 2: Convert to fraction form
    962,380.80/1,440,460.80 = 750,873.60/x
  3. Step 3: Cross multiply
    962,380.80x = 1,440,460.80 × 750,873.60
  4. Step 4: Simplify right side
    962,380.80x = 1,081,603,986,554.88
  5. Step 5: Solve for x
    x = 1,081,603,986,554.88/962,380.80
  6. Step 6: Final answer
    x = 1,123,883.59

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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.