Finding the Fourth Proportional to 304,381.44, 420,126.12 and 175,334.76
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Solution
The fourth proportional to 304,381.44, 420,126.12 and 175,334.76 is: 242,007.90
Step by Step Solution
- Step 1: Write the proportion equation
304,381.44 : 420,126.12 = 175,334.76 : x - Step 2: Convert to fraction form
304,381.44/420,126.12 = 175,334.76/x - Step 3: Cross multiply
304,381.44x = 420,126.12 × 175,334.76 - Step 4: Simplify right side
304,381.44x = 73,662,712,419.93 - Step 5: Solve for x
x = 73,662,712,419.93/304,381.44 - Step 6: Final answer
x = 242,007.90
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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.