Finding the Fourth Proportional to 766,366.84, 1,149,550.26 and 233,890.66
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Solution
The fourth proportional to 766,366.84, 1,149,550.26 and 233,890.66 is: 350,835.99
Step by Step Solution
- Step 1: Write the proportion equation
766,366.84 : 1,149,550.26 = 233,890.66 : x - Step 2: Convert to fraction form
766,366.84/1,149,550.26 = 233,890.66/x - Step 3: Cross multiply
766,366.84x = 1,149,550.26 × 233,890.66 - Step 4: Simplify right side
766,366.84x = 268,869,069,014.57 - Step 5: Solve for x
x = 268,869,069,014.57/766,366.84 - Step 6: Final answer
x = 350,835.99
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1.5x scale
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.