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Finding the Fourth Proportional to 341,222.54, 470,888.74 and 188,260.72

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Solution

The fourth proportional to 341,222.54, 470,888.74 and 188,260.72 is: 259,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,222.54 : 470,888.74 = 188,260.72 : x
  2. Step 2: Convert to fraction form
    341,222.54/470,888.74 = 188,260.72/x
  3. Step 3: Cross multiply
    341,222.54x = 470,888.74 × 188,260.72
  4. Step 4: Simplify right side
    341,222.54x = 88,649,854,056.23
  5. Step 5: Solve for x
    x = 88,649,854,056.23/341,222.54
  6. Step 6: Final answer
    x = 259,800.70

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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.