Finding the Fourth Proportional to 366,065.48, 549,331.34 and 155,703.08
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Solution
The fourth proportional to 366,065.48, 549,331.34 and 155,703.08 is: 233,653.78
Step by Step Solution
- Step 1: Write the proportion equation
366,065.48 : 549,331.34 = 155,703.08 : x - Step 2: Convert to fraction form
366,065.48/549,331.34 = 155,703.08/x - Step 3: Cross multiply
366,065.48x = 549,331.34 × 155,703.08 - Step 4: Simplify right side
366,065.48x = 85,532,581,578.53 - Step 5: Solve for x
x = 85,532,581,578.53/366,065.48 - Step 6: Final answer
x = 233,653.78
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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.