Finding the Fourth Proportional to 246,506.61, 340,178.45 and 133,329.09
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Solution
The fourth proportional to 246,506.61, 340,178.45 and 133,329.09 is: 183,993.78
Step by Step Solution
- Step 1: Write the proportion equation
246,506.61 : 340,178.45 = 133,329.09 : x - Step 2: Convert to fraction form
246,506.61/340,178.45 = 133,329.09/x - Step 3: Cross multiply
246,506.61x = 340,178.45 × 133,329.09 - Step 4: Simplify right side
246,506.61x = 45,355,682,509.47 - Step 5: Solve for x
x = 45,355,682,509.47/246,506.61 - Step 6: Final answer
x = 183,993.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.