Finding the Fourth Proportional to 283,224.65, 390,804.26 and 162,343.71
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Solution
The fourth proportional to 283,224.65, 390,804.26 and 162,343.71 is: 224,008.09
Step by Step Solution
- Step 1: Write the proportion equation
283,224.65 : 390,804.26 = 162,343.71 : x - Step 2: Convert to fraction form
283,224.65/390,804.26 = 162,343.71/x - Step 3: Cross multiply
283,224.65x = 390,804.26 × 162,343.71 - Step 4: Simplify right side
283,224.65x = 63,444,612,640.49 - Step 5: Solve for x
x = 63,444,612,640.49/283,224.65 - Step 6: Final answer
x = 224,008.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.