Finding the Fourth Proportional to 772,163.29, 1,158,194.11 and 266,731.53
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Solution
The fourth proportional to 772,163.29, 1,158,194.11 and 266,731.53 is: 400,079.74
Step by Step Solution
- Step 1: Write the proportion equation
772,163.29 : 1,158,194.11 = 266,731.53 : x - Step 2: Convert to fraction form
772,163.29/1,158,194.11 = 266,731.53/x - Step 3: Cross multiply
772,163.29x = 1,158,194.11 × 266,731.53 - Step 4: Simplify right side
772,163.29x = 308,926,886,997.29 - Step 5: Solve for x
x = 308,926,886,997.29/772,163.29 - Step 6: Final answer
x = 400,079.74
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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.