Home / 790,190.37-1,090,458.53-427,614.02

Finding the Fourth Proportional to 790,190.37, 1,090,458.53 and 427,614.02

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Solution

The fourth proportional to 790,190.37, 1,090,458.53 and 427,614.02 is: 590,105.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,190.37 : 1,090,458.53 = 427,614.02 : x
  2. Step 2: Convert to fraction form
    790,190.37/1,090,458.53 = 427,614.02/x
  3. Step 3: Cross multiply
    790,190.37x = 1,090,458.53 × 427,614.02
  4. Step 4: Simplify right side
    790,190.37x = 466,295,355,656.59
  5. Step 5: Solve for x
    x = 466,295,355,656.59/790,190.37
  6. Step 6: Final answer
    x = 590,105.09

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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.