Finding the Fourth Proportional to 417,726.26, 626,816.25 and 177,801.02
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Solution
The fourth proportional to 417,726.26, 626,816.25 and 177,801.02 is: 266,798.09
Step by Step Solution
- Step 1: Write the proportion equation
417,726.26 : 626,816.25 = 177,801.02 : x - Step 2: Convert to fraction form
417,726.26/626,816.25 = 177,801.02/x - Step 3: Cross multiply
417,726.26x = 626,816.25 × 177,801.02 - Step 4: Simplify right side
417,726.26x = 111,448,568,602.58 - Step 5: Solve for x
x = 111,448,568,602.58/417,726.26 - Step 6: Final answer
x = 266,798.09
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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.