Finding the Fourth Proportional to 462,859.14, 694,243.76 and 314,055.66
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Solution
The fourth proportional to 462,859.14, 694,243.76 and 314,055.66 is: 471,052.99
Step by Step Solution
- Step 1: Write the proportion equation
462,859.14 : 694,243.76 = 314,055.66 : x - Step 2: Convert to fraction form
462,859.14/694,243.76 = 314,055.66/x - Step 3: Cross multiply
462,859.14x = 694,243.76 × 314,055.66 - Step 4: Simplify right side
462,859.14x = 218,031,180,677.40 - Step 5: Solve for x
x = 218,031,180,677.40/462,859.14 - Step 6: Final answer
x = 471,052.99
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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.