Finding the Fourth Proportional to 517,053.16, 775,557.18 and 162,059.08
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Solution
The fourth proportional to 517,053.16, 775,557.18 and 162,059.08 is: 243,081.55
Step by Step Solution
- Step 1: Write the proportion equation
517,053.16 : 775,557.18 = 162,059.08 : x - Step 2: Convert to fraction form
517,053.16/775,557.18 = 162,059.08/x - Step 3: Cross multiply
517,053.16x = 775,557.18 × 162,059.08 - Step 4: Simplify right side
517,053.16x = 125,686,083,078.19 - Step 5: Solve for x
x = 125,686,083,078.19/517,053.16 - Step 6: Final answer
x = 243,081.55
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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.