Finding the Fourth Proportional to 319,101.68, 440,369.51 and 175,870.94
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Solution
The fourth proportional to 319,101.68, 440,369.51 and 175,870.94 is: 242,706.96
Step by Step Solution
- Step 1: Write the proportion equation
319,101.68 : 440,369.51 = 175,870.94 : x - Step 2: Convert to fraction form
319,101.68/440,369.51 = 175,870.94/x - Step 3: Cross multiply
319,101.68x = 440,369.51 × 175,870.94 - Step 4: Simplify right side
319,101.68x = 77,448,196,589.84 - Step 5: Solve for x
x = 77,448,196,589.84/319,101.68 - Step 6: Final answer
x = 242,706.96
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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.