Finding the Fourth Proportional to 370,822.80, 556,201.80 and 121,504.80
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Solution
The fourth proportional to 370,822.80, 556,201.80 and 121,504.80 is: 182,246.58
Step by Step Solution
- Step 1: Write the proportion equation
370,822.80 : 556,201.80 = 121,504.80 : x - Step 2: Convert to fraction form
370,822.80/556,201.80 = 121,504.80/x - Step 3: Cross multiply
370,822.80x = 556,201.80 × 121,504.80 - Step 4: Simplify right side
370,822.80x = 67,581,188,468.64 - Step 5: Solve for x
x = 67,581,188,468.64/370,822.80 - Step 6: Final answer
x = 182,246.58
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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.