Finding the Fourth Proportional to 416,893.69, 625,377.44 and 117,376.84
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Solution
The fourth proportional to 416,893.69, 625,377.44 and 117,376.84 is: 176,075.65
Step by Step Solution
- Step 1: Write the proportion equation
416,893.69 : 625,377.44 = 117,376.84 : x - Step 2: Convert to fraction form
416,893.69/625,377.44 = 117,376.84/x - Step 3: Cross multiply
416,893.69x = 625,377.44 × 117,376.84 - Step 4: Simplify right side
416,893.69x = 73,404,827,714.49 - Step 5: Solve for x
x = 73,404,827,714.49/416,893.69 - Step 6: Final answer
x = 176,075.65
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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.