Finding the Fourth Proportional to 245,608.02, 368,424.99 and 79,408.98
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Solution
The fourth proportional to 245,608.02, 368,424.99 and 79,408.98 is: 119,117.66
Step by Step Solution
- Step 1: Write the proportion equation
245,608.02 : 368,424.99 = 79,408.98 : x - Step 2: Convert to fraction form
245,608.02/368,424.99 = 79,408.98/x - Step 3: Cross multiply
245,608.02x = 368,424.99 × 79,408.98 - Step 4: Simplify right side
245,608.02x = 29,256,252,662.41 - Step 5: Solve for x
x = 29,256,252,662.41/245,608.02 - Step 6: Final answer
x = 119,117.66
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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.