Finding the Fourth Proportional to 299,126.65, 448,774.77 and 121,760.95
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Solution
The fourth proportional to 299,126.65, 448,774.77 and 121,760.95 is: 182,675.94
Step by Step Solution
- Step 1: Write the proportion equation
299,126.65 : 448,774.77 = 121,760.95 : x - Step 2: Convert to fraction form
299,126.65/448,774.77 = 121,760.95/x - Step 3: Cross multiply
299,126.65x = 448,774.77 × 121,760.95 - Step 4: Simplify right side
299,126.65x = 54,643,242,331.23 - Step 5: Solve for x
x = 54,643,242,331.23/299,126.65 - Step 6: Final answer
x = 182,675.94
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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.