Finding the Fourth Proportional to 239,040.39, 358,477.03 and 70,515.99
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Solution
The fourth proportional to 239,040.39, 358,477.03 and 70,515.99 is: 105,749.34
Step by Step Solution
- Step 1: Write the proportion equation
239,040.39 : 358,477.03 = 70,515.99 : x - Step 2: Convert to fraction form
239,040.39/358,477.03 = 70,515.99/x - Step 3: Cross multiply
239,040.39x = 358,477.03 × 70,515.99 - Step 4: Simplify right side
239,040.39x = 25,278,362,354.20 - Step 5: Solve for x
x = 25,278,362,354.20/239,040.39 - Step 6: Final answer
x = 105,749.34
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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.