Home / 427,229.50-589,565.03-236,236.36

Finding the Fourth Proportional to 427,229.50, 589,565.03 and 236,236.36

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Solution

The fourth proportional to 427,229.50, 589,565.03 and 236,236.36 is: 325,999.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,229.50 : 589,565.03 = 236,236.36 : x
  2. Step 2: Convert to fraction form
    427,229.50/589,565.03 = 236,236.36/x
  3. Step 3: Cross multiply
    427,229.50x = 589,565.03 × 236,236.36
  4. Step 4: Simplify right side
    427,229.50x = 139,276,696,670.49
  5. Step 5: Solve for x
    x = 139,276,696,670.49/427,229.50
  6. Step 6: Final answer
    x = 325,999.72

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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.