Finding the Fourth Proportional to 431,854.94, 595,960.62 and 240,880.70
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Solution
The fourth proportional to 431,854.94, 595,960.62 and 240,880.70 is: 332,415.81
Step by Step Solution
- Step 1: Write the proportion equation
431,854.94 : 595,960.62 = 240,880.70 : x - Step 2: Convert to fraction form
431,854.94/595,960.62 = 240,880.70/x - Step 3: Cross multiply
431,854.94x = 595,960.62 × 240,880.70 - Step 4: Simplify right side
431,854.94x = 143,555,411,318.03 - Step 5: Solve for x
x = 143,555,411,318.03/431,854.94 - Step 6: Final answer
x = 332,415.81
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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.