Finding the Fourth Proportional to 862,426.84, 1,292,063.90 and 625,181.08
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Solution
The fourth proportional to 862,426.84, 1,292,063.90 and 625,181.08 is: 936,628.90
Step by Step Solution
- Step 1: Write the proportion equation
862,426.84 : 1,292,063.90 = 625,181.08 : x - Step 2: Convert to fraction form
862,426.84/1,292,063.90 = 625,181.08/x - Step 3: Cross multiply
862,426.84x = 1,292,063.90 × 625,181.08 - Step 4: Simplify right side
862,426.84x = 807,773,904,431.01 - Step 5: Solve for x
x = 807,773,904,431.01/862,426.84 - Step 6: Final answer
x = 936,628.90
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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.