Finding the Fourth Proportional to 417,575.68, 576,013.44 and 266,502.40
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Solution
The fourth proportional to 417,575.68, 576,013.44 and 266,502.40 is: 367,619.50
Step by Step Solution
- Step 1: Write the proportion equation
417,575.68 : 576,013.44 = 266,502.40 : x - Step 2: Convert to fraction form
417,575.68/576,013.44 = 266,502.40/x - Step 3: Cross multiply
417,575.68x = 576,013.44 × 266,502.40 - Step 4: Simplify right side
417,575.68x = 153,508,964,192.26 - Step 5: Solve for x
x = 153,508,964,192.26/417,575.68 - Step 6: Final answer
x = 367,619.50
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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.