Finding the Fourth Proportional to 453,846.24, 626,307.60 and 252,689.76
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Solution
The fourth proportional to 453,846.24, 626,307.60 and 252,689.76 is: 348,711.75
Step by Step Solution
- Step 1: Write the proportion equation
453,846.24 : 626,307.60 = 252,689.76 : x - Step 2: Convert to fraction form
453,846.24/626,307.60 = 252,689.76/x - Step 3: Cross multiply
453,846.24x = 626,307.60 × 252,689.76 - Step 4: Simplify right side
453,846.24x = 158,261,517,130.18 - Step 5: Solve for x
x = 158,261,517,130.18/453,846.24 - Step 6: Final answer
x = 348,711.75
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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.