Home / 427,102.16-589,355.88-236,084.72

Finding the Fourth Proportional to 427,102.16, 589,355.88 and 236,084.72

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Solution

The fourth proportional to 427,102.16, 589,355.88 and 236,084.72 is: 325,771.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,102.16 : 589,355.88 = 236,084.72 : x
  2. Step 2: Convert to fraction form
    427,102.16/589,355.88 = 236,084.72/x
  3. Step 3: Cross multiply
    427,102.16x = 589,355.88 × 236,084.72
  4. Step 4: Simplify right side
    427,102.16x = 139,137,917,910.15
  5. Step 5: Solve for x
    x = 139,137,917,910.15/427,102.16
  6. Step 6: Final answer
    x = 325,771.98

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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.