Finding the Fourth Proportional to 354,569.63, 489,306.08 and 193,425.32
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Solution
The fourth proportional to 354,569.63, 489,306.08 and 193,425.32 is: 266,926.95
Step by Step Solution
- Step 1: Write the proportion equation
354,569.63 : 489,306.08 = 193,425.32 : x - Step 2: Convert to fraction form
354,569.63/489,306.08 = 193,425.32/x - Step 3: Cross multiply
354,569.63x = 489,306.08 × 193,425.32 - Step 4: Simplify right side
354,569.63x = 94,644,186,808.77 - Step 5: Solve for x
x = 94,644,186,808.77/354,569.63 - Step 6: Final answer
x = 266,926.95
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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.