Finding the Fourth Proportional to 377,289.75, 520,654.59 and 205,203.99
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Solution
The fourth proportional to 377,289.75, 520,654.59 and 205,203.99 is: 283,178.64
Step by Step Solution
- Step 1: Write the proportion equation
377,289.75 : 520,654.59 = 205,203.99 : x - Step 2: Convert to fraction form
377,289.75/520,654.59 = 205,203.99/x - Step 3: Cross multiply
377,289.75x = 520,654.59 × 205,203.99 - Step 4: Simplify right side
377,289.75x = 106,840,399,279.81 - Step 5: Solve for x
x = 106,840,399,279.81/377,289.75 - Step 6: Final answer
x = 283,178.64
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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.