Finding the Fourth Proportional to 353,897.34, 488,381.49 and 192,753.12
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Solution
The fourth proportional to 353,897.34, 488,381.49 and 192,753.12 is: 266,001.03
Step by Step Solution
- Step 1: Write the proportion equation
353,897.34 : 488,381.49 = 192,753.12 : x - Step 2: Convert to fraction form
353,897.34/488,381.49 = 192,753.12/x - Step 3: Cross multiply
353,897.34x = 488,381.49 × 192,753.12 - Step 4: Simplify right side
353,897.34x = 94,137,055,947.75 - Step 5: Solve for x
x = 94,137,055,947.75/353,897.34 - Step 6: Final answer
x = 266,001.03
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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.