Home / 646,032.23-969,137.00-219,453.53

Finding the Fourth Proportional to 646,032.23, 969,137.00 and 219,453.53

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Solution

The fourth proportional to 646,032.23, 969,137.00 and 219,453.53 is: 329,210.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,032.23 : 969,137.00 = 219,453.53 : x
  2. Step 2: Convert to fraction form
    646,032.23/969,137.00 = 219,453.53/x
  3. Step 3: Cross multiply
    646,032.23x = 969,137.00 × 219,453.53
  4. Step 4: Simplify right side
    646,032.23x = 212,680,529,760.66
  5. Step 5: Solve for x
    x = 212,680,529,760.66/646,032.23
  6. Step 6: Final answer
    x = 329,210.40

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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.