Home / 820,224.30-1,230,336.45-737,555.70

Finding the Fourth Proportional to 820,224.30, 1,230,336.45 and 737,555.70

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Solution

The fourth proportional to 820,224.30, 1,230,336.45 and 737,555.70 is: 1,106,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,224.30 : 1,230,336.45 = 737,555.70 : x
  2. Step 2: Convert to fraction form
    820,224.30/1,230,336.45 = 737,555.70/x
  3. Step 3: Cross multiply
    820,224.30x = 1,230,336.45 × 737,555.70
  4. Step 4: Simplify right side
    820,224.30x = 907,441,661,615.27
  5. Step 5: Solve for x
    x = 907,441,661,615.27/820,224.30
  6. Step 6: Final answer
    x = 1,106,333.55

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1.5x scale

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.