Finding the Fourth Proportional to 344,069.78, 515,973.04 and 113,204.99
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Solution
The fourth proportional to 344,069.78, 515,973.04 and 113,204.99 is: 169,764.18
Step by Step Solution
- Step 1: Write the proportion equation
344,069.78 : 515,973.04 = 113,204.99 : x - Step 2: Convert to fraction form
344,069.78/515,973.04 = 113,204.99/x - Step 3: Cross multiply
344,069.78x = 515,973.04 × 113,204.99 - Step 4: Simplify right side
344,069.78x = 58,410,723,840.39 - Step 5: Solve for x
x = 58,410,723,840.39/344,069.78 - Step 6: Final answer
x = 169,764.18
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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.