Finding the Fourth Proportional to 245,369.25, 338,478.35 and 164,658.02
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Solution
The fourth proportional to 245,369.25, 338,478.35 and 164,658.02 is: 227,140.00
Step by Step Solution
- Step 1: Write the proportion equation
245,369.25 : 338,478.35 = 164,658.02 : x - Step 2: Convert to fraction form
245,369.25/338,478.35 = 164,658.02/x - Step 3: Cross multiply
245,369.25x = 338,478.35 × 164,658.02 - Step 4: Simplify right side
245,369.25x = 55,733,172,408.19 - Step 5: Solve for x
x = 55,733,172,408.19/245,369.25 - Step 6: Final answer
x = 227,140.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.