Finding the Fourth Proportional to 371,994.84, 513,331.08 and 202,227.48
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Solution
The fourth proportional to 371,994.84, 513,331.08 and 202,227.48 is: 279,062.07
Step by Step Solution
- Step 1: Write the proportion equation
371,994.84 : 513,331.08 = 202,227.48 : x - Step 2: Convert to fraction form
371,994.84/513,331.08 = 202,227.48/x - Step 3: Cross multiply
371,994.84x = 513,331.08 × 202,227.48 - Step 4: Simplify right side
371,994.84x = 103,809,650,714.08 - Step 5: Solve for x
x = 103,809,650,714.08/371,994.84 - Step 6: Final answer
x = 279,062.07
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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.