Finding the Fourth Proportional to 353,881.32, 488,351.34 and 202,975.08
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Solution
The fourth proportional to 353,881.32, 488,351.34 and 202,975.08 is: 280,102.81
Step by Step Solution
- Step 1: Write the proportion equation
353,881.32 : 488,351.34 = 202,975.08 : x - Step 2: Convert to fraction form
353,881.32/488,351.34 = 202,975.08/x - Step 3: Cross multiply
353,881.32x = 488,351.34 × 202,975.08 - Step 4: Simplify right side
353,881.32x = 99,123,152,304.61 - Step 5: Solve for x
x = 99,123,152,304.61/353,881.32 - Step 6: Final answer
x = 280,102.81
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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.