Finding the Fourth Proportional to 707,309.92, 1,060,369.75 and 307,649.68
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Solution
The fourth proportional to 707,309.92, 1,060,369.75 and 307,649.68 is: 461,215.66
Step by Step Solution
- Step 1: Write the proportion equation
707,309.92 : 1,060,369.75 = 307,649.68 : x - Step 2: Convert to fraction form
707,309.92/1,060,369.75 = 307,649.68/x - Step 3: Cross multiply
707,309.92x = 1,060,369.75 × 307,649.68 - Step 4: Simplify right side
707,309.92x = 326,222,412,002.82 - Step 5: Solve for x
x = 326,222,412,002.82/707,309.92 - Step 6: Final answer
x = 461,215.66
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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.