Finding the Fourth Proportional to 298,256.63, 411,594.14 and 164,120.63
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Solution
The fourth proportional to 298,256.63, 411,594.14 and 164,120.63 is: 226,486.46
Step by Step Solution
- Step 1: Write the proportion equation
298,256.63 : 411,594.14 = 164,120.63 : x - Step 2: Convert to fraction form
298,256.63/411,594.14 = 164,120.63/x - Step 3: Cross multiply
298,256.63x = 411,594.14 × 164,120.63 - Step 4: Simplify right side
298,256.63x = 67,551,087,913.44 - Step 5: Solve for x
x = 67,551,087,913.44/298,256.63 - Step 6: Final answer
x = 226,486.46
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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.