Finding the Fourth Proportional to 943,058.07, 1,414,587.57 and 311,971.89
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Solution
The fourth proportional to 943,058.07, 1,414,587.57 and 311,971.89 is: 467,957.99
Step by Step Solution
- Step 1: Write the proportion equation
943,058.07 : 1,414,587.57 = 311,971.89 : x - Step 2: Convert to fraction form
943,058.07/1,414,587.57 = 311,971.89/x - Step 3: Cross multiply
943,058.07x = 1,414,587.57 × 311,971.89 - Step 4: Simplify right side
943,058.07x = 441,311,557,783.41 - Step 5: Solve for x
x = 441,311,557,783.41/943,058.07 - Step 6: Final answer
x = 467,957.99
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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.