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Finding the Third Proportional to 430,480.50 and 938,464.50

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Solution

The third proportional to 430,480.50 and 938,464.50 is: 2,045,889.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,480.50 : 938,464.50 = 938,464.50 : x
  2. Step 2: Convert to fraction form
    430,480.50/938,464.50 = 938,464.50/x
  3. Step 3: Cross multiply
    430,480.50x = 938,464.50 × 938,464.50
  4. Step 4: Simplify right side
    430,480.50x = 880,715,617,760.25
  5. Step 5: Solve for x
    x = 880,715,617,760.25/430,480.50
  6. Step 6: Final answer
    x = 2,045,889.69

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.