Finding the Fourth Proportional to 786,041.68, 1,178,619.62 and 273,471.76
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Solution
The fourth proportional to 786,041.68, 1,178,619.62 and 273,471.76 is: 410,053.54
Step by Step Solution
- Step 1: Write the proportion equation
786,041.68 : 1,178,619.62 = 273,471.76 : x - Step 2: Convert to fraction form
786,041.68/1,178,619.62 = 273,471.76/x - Step 3: Cross multiply
786,041.68x = 1,178,619.62 × 273,471.76 - Step 4: Simplify right side
786,041.68x = 322,319,174,591.47 - Step 5: Solve for x
x = 322,319,174,591.47/786,041.68 - Step 6: Final answer
x = 410,053.54
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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.