Finding the Fourth Proportional to 829,604.71, 1,244,665.44 and 297,130.36
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Solution
The fourth proportional to 829,604.71, 1,244,665.44 and 297,130.36 is: 445,788.07
Step by Step Solution
- Step 1: Write the proportion equation
829,604.71 : 1,244,665.44 = 297,130.36 : x - Step 2: Convert to fraction form
829,604.71/1,244,665.44 = 297,130.36/x - Step 3: Cross multiply
829,604.71x = 1,244,665.44 × 297,130.36 - Step 4: Simplify right side
829,604.71x = 369,827,882,557.78 - Step 5: Solve for x
x = 369,827,882,557.78/829,604.71 - Step 6: Final answer
x = 445,788.07
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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.