Finding the Fourth Proportional to 829,787.24, 1,244,045.27 and 260,839.19
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Solution
The fourth proportional to 829,787.24, 1,244,045.27 and 260,839.19 is: 391,058.99
Step by Step Solution
- Step 1: Write the proportion equation
829,787.24 : 1,244,045.27 = 260,839.19 : x - Step 2: Convert to fraction form
829,787.24/1,244,045.27 = 260,839.19/x - Step 3: Cross multiply
829,787.24x = 1,244,045.27 × 260,839.19 - Step 4: Simplify right side
829,787.24x = 324,495,762,356.05 - Step 5: Solve for x
x = 324,495,762,356.05/829,787.24 - Step 6: Final answer
x = 391,058.99
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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.