Finding the Fourth Proportional to 713,863.55, 1,068,691.48 and 625,290.05
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Solution
The fourth proportional to 713,863.55, 1,068,691.48 and 625,290.05 is: 936,092.26
Step by Step Solution
- Step 1: Write the proportion equation
713,863.55 : 1,068,691.48 = 625,290.05 : x - Step 2: Convert to fraction form
713,863.55/1,068,691.48 = 625,290.05/x - Step 3: Cross multiply
713,863.55x = 1,068,691.48 × 625,290.05 - Step 4: Simplify right side
713,863.55x = 668,242,145,837.32 - Step 5: Solve for x
x = 668,242,145,837.32/713,863.55 - Step 6: Final answer
x = 936,092.26
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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.