Home / 946,008.40-1,419,012.60-909,266.80

Finding the Fourth Proportional to 946,008.40, 1,419,012.60 and 909,266.80

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Solution

The fourth proportional to 946,008.40, 1,419,012.60 and 909,266.80 is: 1,363,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,008.40 : 1,419,012.60 = 909,266.80 : x
  2. Step 2: Convert to fraction form
    946,008.40/1,419,012.60 = 909,266.80/x
  3. Step 3: Cross multiply
    946,008.40x = 1,419,012.60 × 909,266.80
  4. Step 4: Simplify right side
    946,008.40x = 1,290,261,045,961.68
  5. Step 5: Solve for x
    x = 1,290,261,045,961.68/946,008.40
  6. Step 6: Final answer
    x = 1,363,900.20

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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.