Finding the Fourth Proportional to 283,448.99, 391,131.23 and 174,535.88
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Solution
The fourth proportional to 283,448.99, 391,131.23 and 174,535.88 is: 240,842.03
Step by Step Solution
- Step 1: Write the proportion equation
283,448.99 : 391,131.23 = 174,535.88 : x - Step 2: Convert to fraction form
283,448.99/391,131.23 = 174,535.88/x - Step 3: Cross multiply
283,448.99x = 391,131.23 × 174,535.88 - Step 4: Simplify right side
283,448.99x = 68,266,430,595.20 - Step 5: Solve for x
x = 68,266,430,595.20/283,448.99 - Step 6: Final answer
x = 240,842.03
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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.