Home / 634,838.78-952,330.44-230,221.64

Finding the Fourth Proportional to 634,838.78, 952,330.44 and 230,221.64

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Solution

The fourth proportional to 634,838.78, 952,330.44 and 230,221.64 is: 345,358.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,838.78 : 952,330.44 = 230,221.64 : x
  2. Step 2: Convert to fraction form
    634,838.78/952,330.44 = 230,221.64/x
  3. Step 3: Cross multiply
    634,838.78x = 952,330.44 × 230,221.64
  4. Step 4: Simplify right side
    634,838.78x = 219,247,075,718.72
  5. Step 5: Solve for x
    x = 219,247,075,718.72/634,838.78
  6. Step 6: Final answer
    x = 345,358.67

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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.