Finding the Fourth Proportional to 283,195.08, 390,810.60 and 162,343.62
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Solution
The fourth proportional to 283,195.08, 390,810.60 and 162,343.62 is: 224,034.99
Step by Step Solution
- Step 1: Write the proportion equation
283,195.08 : 390,810.60 = 162,343.62 : x - Step 2: Convert to fraction form
283,195.08/390,810.60 = 162,343.62/x - Step 3: Cross multiply
283,195.08x = 390,810.60 × 162,343.62 - Step 4: Simplify right side
283,195.08x = 63,445,607,538.37 - Step 5: Solve for x
x = 63,445,607,538.37/283,195.08 - Step 6: Final answer
x = 224,034.99
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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.