Finding the Fourth Proportional to 707,971.68, 976,045.68 and 685,956.96
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Solution
The fourth proportional to 707,971.68, 976,045.68 and 685,956.96 is: 945,695.07
Step by Step Solution
- Step 1: Write the proportion equation
707,971.68 : 976,045.68 = 685,956.96 : x - Step 2: Convert to fraction form
707,971.68/976,045.68 = 685,956.96/x - Step 3: Cross multiply
707,971.68x = 976,045.68 × 685,956.96 - Step 4: Simplify right side
707,971.68x = 669,525,327,473.93 - Step 5: Solve for x
x = 669,525,327,473.93/707,971.68 - Step 6: Final answer
x = 945,695.07
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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.