Finding the Fourth Proportional to 240,555.25, 360,913.04 and 80,646.99
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Solution
The fourth proportional to 240,555.25, 360,913.04 and 80,646.99 is: 120,997.36
Step by Step Solution
- Step 1: Write the proportion equation
240,555.25 : 360,913.04 = 80,646.99 : x - Step 2: Convert to fraction form
240,555.25/360,913.04 = 80,646.99/x - Step 3: Cross multiply
240,555.25x = 360,913.04 × 80,646.99 - Step 4: Simplify right side
240,555.25x = 29,106,550,620.13 - Step 5: Solve for x
x = 29,106,550,620.13/240,555.25 - Step 6: Final answer
x = 120,997.36
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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.