Finding the Fourth Proportional to 829,645.88, 1,244,497.97 and 474,496.52
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Solution
The fourth proportional to 829,645.88, 1,244,497.97 and 474,496.52 is: 711,761.45
Step by Step Solution
- Step 1: Write the proportion equation
829,645.88 : 1,244,497.97 = 474,496.52 : x - Step 2: Convert to fraction form
829,645.88/1,244,497.97 = 474,496.52/x - Step 3: Cross multiply
829,645.88x = 1,244,497.97 × 474,496.52 - Step 4: Simplify right side
829,645.88x = 590,509,950,875.82 - Step 5: Solve for x
x = 590,509,950,875.82/829,645.88 - Step 6: Final answer
x = 711,761.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.