Home / 427,106.90-589,377.92-236,105.25

Finding the Fourth Proportional to 427,106.90, 589,377.92 and 236,105.25

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Solution

The fourth proportional to 427,106.90, 589,377.92 and 236,105.25 is: 325,808.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,106.90 : 589,377.92 = 236,105.25 : x
  2. Step 2: Convert to fraction form
    427,106.90/589,377.92 = 236,105.25/x
  3. Step 3: Cross multiply
    427,106.90x = 589,377.92 × 236,105.25
  4. Step 4: Simplify right side
    427,106.90x = 139,155,219,965.55
  5. Step 5: Solve for x
    x = 139,155,219,965.55/427,106.90
  6. Step 6: Final answer
    x = 325,808.88

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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.