Finding the Fourth Proportional to 995,715.65, 1,374,074.99 and 565,967.72
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Solution
The fourth proportional to 995,715.65, 1,374,074.99 and 565,967.72 is: 781,028.29
Step by Step Solution
- Step 1: Write the proportion equation
995,715.65 : 1,374,074.99 = 565,967.72 : x - Step 2: Convert to fraction form
995,715.65/1,374,074.99 = 565,967.72/x - Step 3: Cross multiply
995,715.65x = 1,374,074.99 × 565,967.72 - Step 4: Simplify right side
995,715.65x = 777,682,091,927.05 - Step 5: Solve for x
x = 777,682,091,927.05/995,715.65 - Step 6: Final answer
x = 781,028.29
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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.