Finding the Fourth Proportional to 766,368.84, 1,149,553.26 and 233,892.66
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Solution
The fourth proportional to 766,368.84, 1,149,553.26 and 233,892.66 is: 350,838.99
Step by Step Solution
- Step 1: Write the proportion equation
766,368.84 : 1,149,553.26 = 233,892.66 : x - Step 2: Convert to fraction form
766,368.84/1,149,553.26 = 233,892.66/x - Step 3: Cross multiply
766,368.84x = 1,149,553.26 × 233,892.66 - Step 4: Simplify right side
766,368.84x = 268,872,069,793.07 - Step 5: Solve for x
x = 268,872,069,793.07/766,368.84 - Step 6: Final answer
x = 350,838.99
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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.