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Finding the Third Proportional to 368,800.50 and 555,798

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Solution

The third proportional to 368,800.50 and 555,798 is: 837,611.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,800.50 : 555,798 = 555,798 : x
  2. Step 2: Convert to fraction form
    368,800.50/555,798 = 555,798/x
  3. Step 3: Cross multiply
    368,800.50x = 555,798 × 555,798
  4. Step 4: Simplify right side
    368,800.50x = 308,911,416,804
  5. Step 5: Solve for x
    x = 308,911,416,804/368,800.50
  6. Step 6: Final answer
    x = 837,611.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.