Finding the Fourth Proportional to 986,027.80, 1,476,294.18 and 630,163.48
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Solution
The fourth proportional to 986,027.80, 1,476,294.18 and 630,163.48 is: 943,489.30
Step by Step Solution
- Step 1: Write the proportion equation
986,027.80 : 1,476,294.18 = 630,163.48 : x - Step 2: Convert to fraction form
986,027.80/1,476,294.18 = 630,163.48/x - Step 3: Cross multiply
986,027.80x = 1,476,294.18 × 630,163.48 - Step 4: Simplify right side
986,027.80x = 930,306,677,972.55 - Step 5: Solve for x
x = 930,306,677,972.55/986,027.80 - Step 6: Final answer
x = 943,489.30
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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.