Finding the Fourth Proportional to 875,571.93, 1,313,397.59 and 268,316.55
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Solution
The fourth proportional to 875,571.93, 1,313,397.59 and 268,316.55 is: 402,486.99
Step by Step Solution
- Step 1: Write the proportion equation
875,571.93 : 1,313,397.59 = 268,316.55 : x - Step 2: Convert to fraction form
875,571.93/1,313,397.59 = 268,316.55/x - Step 3: Cross multiply
875,571.93x = 1,313,397.59 × 268,316.55 - Step 4: Simplify right side
875,571.93x = 352,406,308,785.53 - Step 5: Solve for x
x = 352,406,308,785.53/875,571.93 - Step 6: Final answer
x = 402,486.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.