Finding the Fourth Proportional to 986,330.80, 1,476,385.80 and 955,226.80
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Solution
The fourth proportional to 986,330.80, 1,476,385.80 and 955,226.80 is: 1,429,827.89
Step by Step Solution
- Step 1: Write the proportion equation
986,330.80 : 1,476,385.80 = 955,226.80 : x - Step 2: Convert to fraction form
986,330.80/1,476,385.80 = 955,226.80/x - Step 3: Cross multiply
986,330.80x = 1,476,385.80 × 955,226.80 - Step 4: Simplify right side
986,330.80x = 1,410,283,283,299.44 - Step 5: Solve for x
x = 1,410,283,283,299.44/986,330.80 - Step 6: Final answer
x = 1,429,827.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.