Finding the Fourth Proportional to 557,073.23, 768,943.98 and 327,620.48
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Solution
The fourth proportional to 557,073.23, 768,943.98 and 327,620.48 is: 452,223.84
Step by Step Solution
- Step 1: Write the proportion equation
557,073.23 : 768,943.98 = 327,620.48 : x - Step 2: Convert to fraction form
557,073.23/768,943.98 = 327,620.48/x - Step 3: Cross multiply
557,073.23x = 768,943.98 × 327,620.48 - Step 4: Simplify right side
557,073.23x = 251,921,791,975.99 - Step 5: Solve for x
x = 251,921,791,975.99/557,073.23 - Step 6: Final answer
x = 452,223.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.