Finding the Fourth Proportional to 417,321.06, 625,988.08 and 101,783.94
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Solution
The fourth proportional to 417,321.06, 625,988.08 and 101,783.94 is: 152,677.49
Step by Step Solution
- Step 1: Write the proportion equation
417,321.06 : 625,988.08 = 101,783.94 : x - Step 2: Convert to fraction form
417,321.06/625,988.08 = 101,783.94/x - Step 3: Cross multiply
417,321.06x = 625,988.08 × 101,783.94 - Step 4: Simplify right side
417,321.06x = 63,715,533,175.44 - Step 5: Solve for x
x = 63,715,533,175.44/417,321.06 - Step 6: Final answer
x = 152,677.49
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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.