Finding the Fourth Proportional to 336,132.70, 470,935.70 and 336,132.70
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Solution
The fourth proportional to 336,132.70, 470,935.70 and 336,132.70 is: 470,935.70
Step by Step Solution
- Step 1: Write the proportion equation
336,132.70 : 470,935.70 = 336,132.70 : x - Step 2: Convert to fraction form
336,132.70/470,935.70 = 336,132.70/x - Step 3: Cross multiply
336,132.70x = 470,935.70 × 336,132.70 - Step 4: Simplify right side
336,132.70x = 158,296,888,367.39 - Step 5: Solve for x
x = 158,296,888,367.39/336,132.70 - Step 6: Final answer
x = 470,935.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.