Finding the Fourth Proportional to 933,405, 1,400,107.50 and 268,557
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Solution
The fourth proportional to 933,405, 1,400,107.50 and 268,557 is: 402,835.50
Step by Step Solution
- Step 1: Write the proportion equation
933,405 : 1,400,107.50 = 268,557 : x - Step 2: Convert to fraction form
933,405/1,400,107.50 = 268,557/x - Step 3: Cross multiply
933,405x = 1,400,107.50 × 268,557 - Step 4: Simplify right side
933,405x = 376,008,669,877.50 - Step 5: Solve for x
x = 376,008,669,877.50/933,405 - Step 6: Final answer
x = 402,835.50
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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.