Finding the Fourth Proportional to 368,278.41, 552,513.74 and 115,566.91
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Solution
The fourth proportional to 368,278.41, 552,513.74 and 115,566.91 is: 173,380.53
Step by Step Solution
- Step 1: Write the proportion equation
368,278.41 : 552,513.74 = 115,566.91 : x - Step 2: Convert to fraction form
368,278.41/552,513.74 = 115,566.91/x - Step 3: Cross multiply
368,278.41x = 552,513.74 × 115,566.91 - Step 4: Simplify right side
368,278.41x = 63,852,305,664.34 - Step 5: Solve for x
x = 63,852,305,664.34/368,278.41 - Step 6: Final answer
x = 173,380.53
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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.