Finding the Fourth Proportional to 302,872.32, 417,948.84 and 175,589.28
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Solution
The fourth proportional to 302,872.32, 417,948.84 and 175,589.28 is: 242,304.53
Step by Step Solution
- Step 1: Write the proportion equation
302,872.32 : 417,948.84 = 175,589.28 : x - Step 2: Convert to fraction form
302,872.32/417,948.84 = 175,589.28/x - Step 3: Cross multiply
302,872.32x = 417,948.84 × 175,589.28 - Step 4: Simplify right side
302,872.32x = 73,387,335,892.44 - Step 5: Solve for x
x = 73,387,335,892.44/302,872.32 - Step 6: Final answer
x = 242,304.53
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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.