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Finding the Fourth Proportional to 800,957.94, 1,200,255.93 and 756,080.70

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Solution

The fourth proportional to 800,957.94, 1,200,255.93 and 756,080.70 is: 1,133,006.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,957.94 : 1,200,255.93 = 756,080.70 : x
  2. Step 2: Convert to fraction form
    800,957.94/1,200,255.93 = 756,080.70/x
  3. Step 3: Cross multiply
    800,957.94x = 1,200,255.93 × 756,080.70
  4. Step 4: Simplify right side
    800,957.94x = 907,490,343,733.55
  5. Step 5: Solve for x
    x = 907,490,343,733.55/800,957.94
  6. Step 6: Final answer
    x = 1,133,006.24

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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.