Finding the Fourth Proportional to 996,845.70, 1,493,486.55 and 606,641.70
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Solution
The fourth proportional to 996,845.70, 1,493,486.55 and 606,641.70 is: 908,878.09
Step by Step Solution
- Step 1: Write the proportion equation
996,845.70 : 1,493,486.55 = 606,641.70 : x - Step 2: Convert to fraction form
996,845.70/1,493,486.55 = 606,641.70/x - Step 3: Cross multiply
996,845.70x = 1,493,486.55 × 606,641.70 - Step 4: Simplify right side
996,845.70x = 906,011,219,619.14 - Step 5: Solve for x
x = 906,011,219,619.14/996,845.70 - Step 6: Final answer
x = 908,878.09
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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.