Finding the Fourth Proportional to 834,266.08, 1,251,711.84 and 385,202.08
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Solution
The fourth proportional to 834,266.08, 1,251,711.84 and 385,202.08 is: 577,947.51
Step by Step Solution
- Step 1: Write the proportion equation
834,266.08 : 1,251,711.84 = 385,202.08 : x - Step 2: Convert to fraction form
834,266.08/1,251,711.84 = 385,202.08/x - Step 3: Cross multiply
834,266.08x = 1,251,711.84 × 385,202.08 - Step 4: Simplify right side
834,266.08x = 482,162,004,328.63 - Step 5: Solve for x
x = 482,162,004,328.63/834,266.08 - Step 6: Final answer
x = 577,947.51
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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.