Finding the Fourth Proportional to 517,618.74, 776,163.87 and 236,895.30
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Solution
The fourth proportional to 517,618.74, 776,163.87 and 236,895.30 is: 355,222.02
Step by Step Solution
- Step 1: Write the proportion equation
517,618.74 : 776,163.87 = 236,895.30 : x - Step 2: Convert to fraction form
517,618.74/776,163.87 = 236,895.30/x - Step 3: Cross multiply
517,618.74x = 776,163.87 × 236,895.30 - Step 4: Simplify right side
517,618.74x = 183,869,572,832.81 - Step 5: Solve for x
x = 183,869,572,832.81/517,618.74 - Step 6: Final answer
x = 355,222.02
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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.