Finding the Fourth Proportional to 996,980.49, 1,375,361.94 and 588,809.74
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Solution
The fourth proportional to 996,980.49, 1,375,361.94 and 588,809.74 is: 812,279.19
Step by Step Solution
- Step 1: Write the proportion equation
996,980.49 : 1,375,361.94 = 588,809.74 : x - Step 2: Convert to fraction form
996,980.49/1,375,361.94 = 588,809.74/x - Step 3: Cross multiply
996,980.49x = 1,375,361.94 × 588,809.74 - Step 4: Simplify right side
996,980.49x = 809,826,506,297.30 - Step 5: Solve for x
x = 809,826,506,297.30/996,980.49 - Step 6: Final answer
x = 812,279.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.