Finding the Fourth Proportional to 295,352.08, 442,872.44 and 128,945.68
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Solution
The fourth proportional to 295,352.08, 442,872.44 and 128,945.68 is: 193,350.55
Step by Step Solution
- Step 1: Write the proportion equation
295,352.08 : 442,872.44 = 128,945.68 : x - Step 2: Convert to fraction form
295,352.08/442,872.44 = 128,945.68/x - Step 3: Cross multiply
295,352.08x = 442,872.44 × 128,945.68 - Step 4: Simplify right side
295,352.08x = 57,106,487,929.06 - Step 5: Solve for x
x = 57,106,487,929.06/295,352.08 - Step 6: Final answer
x = 193,350.55
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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.