Finding the Fourth Proportional to 352,847.32, 486,926.68 and 191,703.70
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Solution
The fourth proportional to 352,847.32, 486,926.68 and 191,703.70 is: 264,549.68
Step by Step Solution
- Step 1: Write the proportion equation
352,847.32 : 486,926.68 = 191,703.70 : x - Step 2: Convert to fraction form
352,847.32/486,926.68 = 191,703.70/x - Step 3: Cross multiply
352,847.32x = 486,926.68 × 191,703.70 - Step 4: Simplify right side
352,847.32x = 93,345,646,184.72 - Step 5: Solve for x
x = 93,345,646,184.72/352,847.32 - Step 6: Final answer
x = 264,549.68
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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.