Home / 908,011.20-1,359,559.20-711,403.20

Finding the Fourth Proportional to 908,011.20, 1,359,559.20 and 711,403.20

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Solution

The fourth proportional to 908,011.20, 1,359,559.20 and 711,403.20 is: 1,065,179.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,011.20 : 1,359,559.20 = 711,403.20 : x
  2. Step 2: Convert to fraction form
    908,011.20/1,359,559.20 = 711,403.20/x
  3. Step 3: Cross multiply
    908,011.20x = 1,359,559.20 × 711,403.20
  4. Step 4: Simplify right side
    908,011.20x = 967,194,765,469.44
  5. Step 5: Solve for x
    x = 967,194,765,469.44/908,011.20
  6. Step 6: Final answer
    x = 1,065,179.33

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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.