Finding the Fourth Proportional to 871,394.08, 1,306,161.84 and 496,610.08
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Solution
The fourth proportional to 871,394.08, 1,306,161.84 and 496,610.08 is: 744,385.52
Step by Step Solution
- Step 1: Write the proportion equation
871,394.08 : 1,306,161.84 = 496,610.08 : x - Step 2: Convert to fraction form
871,394.08/1,306,161.84 = 496,610.08/x - Step 3: Cross multiply
871,394.08x = 1,306,161.84 × 496,610.08 - Step 4: Simplify right side
871,394.08x = 648,653,135,855.35 - Step 5: Solve for x
x = 648,653,135,855.35/871,394.08 - Step 6: Final answer
x = 744,385.52
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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.