Finding the Fourth Proportional to 284,590.96, 392,750.64 and 163,750.60
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Solution
The fourth proportional to 284,590.96, 392,750.64 and 163,750.60 is: 225,984.53
Step by Step Solution
- Step 1: Write the proportion equation
284,590.96 : 392,750.64 = 163,750.60 : x - Step 2: Convert to fraction form
284,590.96/392,750.64 = 163,750.60/x - Step 3: Cross multiply
284,590.96x = 392,750.64 × 163,750.60 - Step 4: Simplify right side
284,590.96x = 64,313,152,950.38 - Step 5: Solve for x
x = 64,313,152,950.38/284,590.96 - Step 6: Final answer
x = 225,984.53
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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.