Home / 790,626.51-1,090,621.94-468,022.23

Finding the Fourth Proportional to 790,626.51, 1,090,621.94 and 468,022.23

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Solution

The fourth proportional to 790,626.51, 1,090,621.94 and 468,022.23 is: 645,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,626.51 : 1,090,621.94 = 468,022.23 : x
  2. Step 2: Convert to fraction form
    790,626.51/1,090,621.94 = 468,022.23/x
  3. Step 3: Cross multiply
    790,626.51x = 1,090,621.94 × 468,022.23
  4. Step 4: Simplify right side
    790,626.51x = 510,435,310,105.62
  5. Step 5: Solve for x
    x = 510,435,310,105.62/790,626.51
  6. Step 6: Final answer
    x = 645,608.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.