Finding the Fourth Proportional to 713,853.68, 1,068,676.74 and 625,280.18
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Solution
The fourth proportional to 713,853.68, 1,068,676.74 and 625,280.18 is: 936,077.52
Step by Step Solution
- Step 1: Write the proportion equation
713,853.68 : 1,068,676.74 = 625,280.18 : x - Step 2: Convert to fraction form
713,853.68/1,068,676.74 = 625,280.18/x - Step 3: Cross multiply
713,853.68x = 1,068,676.74 × 625,280.18 - Step 4: Simplify right side
713,853.68x = 668,222,379,005.63 - Step 5: Solve for x
x = 668,222,379,005.63/713,853.68 - Step 6: Final answer
x = 936,077.52
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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.