Home / 427,107.18-589,379.04-236,094.60

Finding the Fourth Proportional to 427,107.18, 589,379.04 and 236,094.60

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Solution

The fourth proportional to 427,107.18, 589,379.04 and 236,094.60 is: 325,794.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,107.18 : 589,379.04 = 236,094.60 : x
  2. Step 2: Convert to fraction form
    427,107.18/589,379.04 = 236,094.60/x
  3. Step 3: Cross multiply
    427,107.18x = 589,379.04 × 236,094.60
  4. Step 4: Simplify right side
    427,107.18x = 139,149,208,697.18
  5. Step 5: Solve for x
    x = 139,149,208,697.18/427,107.18
  6. Step 6: Final answer
    x = 325,794.59

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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.