Finding the Fourth Proportional to 627,825.41, 866,394.68 and 341,345.49
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Solution
The fourth proportional to 627,825.41, 866,394.68 and 341,345.49 is: 471,054.39
Step by Step Solution
- Step 1: Write the proportion equation
627,825.41 : 866,394.68 = 341,345.49 : x - Step 2: Convert to fraction form
627,825.41/866,394.68 = 341,345.49/x - Step 3: Cross multiply
627,825.41x = 866,394.68 × 341,345.49 - Step 4: Simplify right side
627,825.41x = 295,739,916,577.99 - Step 5: Solve for x
x = 295,739,916,577.99/627,825.41 - Step 6: Final answer
x = 471,054.39
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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.