Finding the Fourth Proportional to 894,108.96, 1,233,845.76 and 491,700.96
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Solution
The fourth proportional to 894,108.96, 1,233,845.76 and 491,700.96 is: 678,533.79
Step by Step Solution
- Step 1: Write the proportion equation
894,108.96 : 1,233,845.76 = 491,700.96 : x - Step 2: Convert to fraction form
894,108.96/1,233,845.76 = 491,700.96/x - Step 3: Cross multiply
894,108.96x = 1,233,845.76 × 491,700.96 - Step 4: Simplify right side
894,108.96x = 606,683,144,683.93 - Step 5: Solve for x
x = 606,683,144,683.93/894,108.96 - Step 6: Final answer
x = 678,533.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.