Finding the Fourth Proportional to 245,859.70, 368,206.35 and 245,859.70
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Solution
The fourth proportional to 245,859.70, 368,206.35 and 245,859.70 is: 368,206.35
Step by Step Solution
- Step 1: Write the proportion equation
245,859.70 : 368,206.35 = 245,859.70 : x - Step 2: Convert to fraction form
245,859.70/368,206.35 = 245,859.70/x - Step 3: Cross multiply
245,859.70x = 368,206.35 × 245,859.70 - Step 4: Simplify right side
245,859.70x = 90,527,102,749.10 - Step 5: Solve for x
x = 90,527,102,749.10/245,859.70 - Step 6: Final answer
x = 368,206.35
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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.