Finding the Fourth Proportional to 303,595.84, 418,991.96 and 176,263.84
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Solution
The fourth proportional to 303,595.84, 418,991.96 and 176,263.84 is: 243,261.34
Step by Step Solution
- Step 1: Write the proportion equation
303,595.84 : 418,991.96 = 176,263.84 : x - Step 2: Convert to fraction form
303,595.84/418,991.96 = 176,263.84/x - Step 3: Cross multiply
303,595.84x = 418,991.96 × 176,263.84 - Step 4: Simplify right side
303,595.84x = 73,853,131,798.73 - Step 5: Solve for x
x = 73,853,131,798.73/303,595.84 - Step 6: Final answer
x = 243,261.34
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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.