Home / 238,049.60-357,074.40-228,208.10

Finding the Fourth Proportional to 238,049.60, 357,074.40 and 228,208.10

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Solution

The fourth proportional to 238,049.60, 357,074.40 and 228,208.10 is: 342,312.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,049.60 : 357,074.40 = 228,208.10 : x
  2. Step 2: Convert to fraction form
    238,049.60/357,074.40 = 228,208.10/x
  3. Step 3: Cross multiply
    238,049.60x = 357,074.40 × 228,208.10
  4. Step 4: Simplify right side
    238,049.60x = 81,487,270,382.64
  5. Step 5: Solve for x
    x = 81,487,270,382.64/238,049.60
  6. Step 6: Final answer
    x = 342,312.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.