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Finding the Fourth Proportional to 800,959.94, 1,200,258.93 and 756,082.70

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Solution

The fourth proportional to 800,959.94, 1,200,258.93 and 756,082.70 is: 1,133,009.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,959.94 : 1,200,258.93 = 756,082.70 : x
  2. Step 2: Convert to fraction form
    800,959.94/1,200,258.93 = 756,082.70/x
  3. Step 3: Cross multiply
    800,959.94x = 1,200,258.93 × 756,082.70
  4. Step 4: Simplify right side
    800,959.94x = 907,495,012,493.51
  5. Step 5: Solve for x
    x = 907,495,012,493.51/800,959.94
  6. Step 6: Final answer
    x = 1,133,009.24

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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.