Finding the Fourth Proportional to 356,412.48, 491,847.68 and 195,267.28
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Solution
The fourth proportional to 356,412.48, 491,847.68 and 195,267.28 is: 269,468.00
Step by Step Solution
- Step 1: Write the proportion equation
356,412.48 : 491,847.68 = 195,267.28 : x - Step 2: Convert to fraction form
356,412.48/491,847.68 = 195,267.28/x - Step 3: Cross multiply
356,412.48x = 491,847.68 × 195,267.28 - Step 4: Simplify right side
356,412.48x = 96,041,758,647.91 - Step 5: Solve for x
x = 96,041,758,647.91/356,412.48 - Step 6: Final answer
x = 269,468.00
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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.