Home / 908,964.20-1,363,446.30-903,434.60

Finding the Fourth Proportional to 908,964.20, 1,363,446.30 and 903,434.60

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Solution

The fourth proportional to 908,964.20, 1,363,446.30 and 903,434.60 is: 1,355,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,964.20 : 1,363,446.30 = 903,434.60 : x
  2. Step 2: Convert to fraction form
    908,964.20/1,363,446.30 = 903,434.60/x
  3. Step 3: Cross multiply
    908,964.20x = 1,363,446.30 × 903,434.60
  4. Step 4: Simplify right side
    908,964.20x = 1,231,784,562,661.98
  5. Step 5: Solve for x
    x = 1,231,784,562,661.98/908,964.20
  6. Step 6: Final answer
    x = 1,355,151.90

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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.