Home / 908,608.20-1,362,912.30-731,461.20

Finding the Fourth Proportional to 908,608.20, 1,362,912.30 and 731,461.20

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Solution

The fourth proportional to 908,608.20, 1,362,912.30 and 731,461.20 is: 1,097,191.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,608.20 : 1,362,912.30 = 731,461.20 : x
  2. Step 2: Convert to fraction form
    908,608.20/1,362,912.30 = 731,461.20/x
  3. Step 3: Cross multiply
    908,608.20x = 1,362,912.30 × 731,461.20
  4. Step 4: Simplify right side
    908,608.20x = 996,917,466,452.76
  5. Step 5: Solve for x
    x = 996,917,466,452.76/908,608.20
  6. Step 6: Final answer
    x = 1,097,191.80

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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.