Finding the Fourth Proportional to 353,204.81, 487,425.17 and 192,058.70
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Solution
The fourth proportional to 353,204.81, 487,425.17 and 192,058.70 is: 265,042.38
Step by Step Solution
- Step 1: Write the proportion equation
353,204.81 : 487,425.17 = 192,058.70 : x - Step 2: Convert to fraction form
353,204.81/487,425.17 = 192,058.70/x - Step 3: Cross multiply
353,204.81x = 487,425.17 × 192,058.70 - Step 4: Simplify right side
353,204.81x = 93,614,242,927.90 - Step 5: Solve for x
x = 93,614,242,927.90/353,204.81 - Step 6: Final answer
x = 265,042.38
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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.