Finding the Fourth Proportional to 417,680.68, 626,521.04 and 102,133.84
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Solution
The fourth proportional to 417,680.68, 626,521.04 and 102,133.84 is: 153,200.76
Step by Step Solution
- Step 1: Write the proportion equation
417,680.68 : 626,521.04 = 102,133.84 : x - Step 2: Convert to fraction form
417,680.68/626,521.04 = 102,133.84/x - Step 3: Cross multiply
417,680.68x = 626,521.04 × 102,133.84 - Step 4: Simplify right side
417,680.68x = 63,988,999,655.99 - Step 5: Solve for x
x = 63,988,999,655.99/417,680.68 - Step 6: Final answer
x = 153,200.76
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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.