Home / 908,406.20-1,362,609.30-731,259.20

Finding the Fourth Proportional to 908,406.20, 1,362,609.30 and 731,259.20

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Solution

The fourth proportional to 908,406.20, 1,362,609.30 and 731,259.20 is: 1,096,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,406.20 : 1,362,609.30 = 731,259.20 : x
  2. Step 2: Convert to fraction form
    908,406.20/1,362,609.30 = 731,259.20/x
  3. Step 3: Cross multiply
    908,406.20x = 1,362,609.30 × 731,259.20
  4. Step 4: Simplify right side
    908,406.20x = 996,420,586,630.56
  5. Step 5: Solve for x
    x = 996,420,586,630.56/908,406.20
  6. Step 6: Final answer
    x = 1,096,888.80

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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.