Finding the Fourth Proportional to 634,566.93, 875,207.43 and 392,983.62
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Solution
The fourth proportional to 634,566.93, 875,207.43 and 392,983.62 is: 542,010.89
Step by Step Solution
- Step 1: Write the proportion equation
634,566.93 : 875,207.43 = 392,983.62 : x - Step 2: Convert to fraction form
634,566.93/875,207.43 = 392,983.62/x - Step 3: Cross multiply
634,566.93x = 875,207.43 × 392,983.62 - Step 4: Simplify right side
634,566.93x = 343,942,184,092.30 - Step 5: Solve for x
x = 343,942,184,092.30/634,566.93 - Step 6: Final answer
x = 542,010.89
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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.