Finding the Fourth Proportional to 452,423.40, 677,252.70 and 452,423.40
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Solution
The fourth proportional to 452,423.40, 677,252.70 and 452,423.40 is: 677,252.70
Step by Step Solution
- Step 1: Write the proportion equation
452,423.40 : 677,252.70 = 452,423.40 : x - Step 2: Convert to fraction form
452,423.40/677,252.70 = 452,423.40/x - Step 3: Cross multiply
452,423.40x = 677,252.70 × 452,423.40 - Step 4: Simplify right side
452,423.40x = 306,404,969,193.18 - Step 5: Solve for x
x = 306,404,969,193.18/452,423.40 - Step 6: Final answer
x = 677,252.70
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1.5x scale
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.