Finding the Fourth Proportional to 613,391.11, 846,420.36 and 452,332.87
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Solution
The fourth proportional to 613,391.11, 846,420.36 and 452,332.87 is: 624,175.58
Step by Step Solution
- Step 1: Write the proportion equation
613,391.11 : 846,420.36 = 452,332.87 : x - Step 2: Convert to fraction form
613,391.11/846,420.36 = 452,332.87/x - Step 3: Cross multiply
613,391.11x = 846,420.36 × 452,332.87 - Step 4: Simplify right side
613,391.11x = 382,863,750,665.23 - Step 5: Solve for x
x = 382,863,750,665.23/613,391.11 - Step 6: Final answer
x = 624,175.58
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1.5x scale
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.