Home / 966,620.40-1,449,930.60-406,748.40

Finding the Fourth Proportional to 966,620.40, 1,449,930.60 and 406,748.40

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Solution

The fourth proportional to 966,620.40, 1,449,930.60 and 406,748.40 is: 610,122.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,620.40 : 1,449,930.60 = 406,748.40 : x
  2. Step 2: Convert to fraction form
    966,620.40/1,449,930.60 = 406,748.40/x
  3. Step 3: Cross multiply
    966,620.40x = 1,449,930.60 × 406,748.40
  4. Step 4: Simplify right side
    966,620.40x = 589,756,951,661.04
  5. Step 5: Solve for x
    x = 589,756,951,661.04/966,620.40
  6. Step 6: Final answer
    x = 610,122.60

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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.