Home / 816,150.40-1,223,030.40-731,910.40

Finding the Fourth Proportional to 816,150.40, 1,223,030.40 and 731,910.40

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Solution

The fourth proportional to 816,150.40, 1,223,030.40 and 731,910.40 is: 1,096,793.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,150.40 : 1,223,030.40 = 731,910.40 : x
  2. Step 2: Convert to fraction form
    816,150.40/1,223,030.40 = 731,910.40/x
  3. Step 3: Cross multiply
    816,150.40x = 1,223,030.40 × 731,910.40
  4. Step 4: Simplify right side
    816,150.40x = 895,148,669,276.16
  5. Step 5: Solve for x
    x = 895,148,669,276.16/816,150.40
  6. Step 6: Final answer
    x = 1,096,793.76

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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.