Finding the Fourth Proportional to 463,780.08, 694,489.07 and 305,528.76
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Solution
The fourth proportional to 463,780.08, 694,489.07 and 305,528.76 is: 457,515.09
Step by Step Solution
- Step 1: Write the proportion equation
463,780.08 : 694,489.07 = 305,528.76 : x - Step 2: Convert to fraction form
463,780.08/694,489.07 = 305,528.76/x - Step 3: Cross multiply
463,780.08x = 694,489.07 × 305,528.76 - Step 4: Simplify right side
463,780.08x = 212,186,385,154.48 - Step 5: Solve for x
x = 212,186,385,154.48/463,780.08 - Step 6: Final answer
x = 457,515.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.