Finding the Fourth Proportional to 887,381.80, 1,331,203.74 and 326,375.08
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Solution
The fourth proportional to 887,381.80, 1,331,203.74 and 326,375.08 is: 489,610.82
Step by Step Solution
- Step 1: Write the proportion equation
887,381.80 : 1,331,203.74 = 326,375.08 : x - Step 2: Convert to fraction form
887,381.80/1,331,203.74 = 326,375.08/x - Step 3: Cross multiply
887,381.80x = 1,331,203.74 × 326,375.08 - Step 4: Simplify right side
887,381.80x = 434,471,727,138.80 - Step 5: Solve for x
x = 434,471,727,138.80/887,381.80 - Step 6: Final answer
x = 489,610.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.