Finding the Fourth Proportional to 304,355.84, 420,034.29 and 175,334.18
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Solution
The fourth proportional to 304,355.84, 420,034.29 and 175,334.18 is: 241,974.55
Step by Step Solution
- Step 1: Write the proportion equation
304,355.84 : 420,034.29 = 175,334.18 : x - Step 2: Convert to fraction form
304,355.84/420,034.29 = 175,334.18/x - Step 3: Cross multiply
304,355.84x = 420,034.29 × 175,334.18 - Step 4: Simplify right side
304,355.84x = 73,646,367,809.03 - Step 5: Solve for x
x = 73,646,367,809.03/304,355.84 - Step 6: Final answer
x = 241,974.55
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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.