Finding the Fourth Proportional to 803,694.96, 1,205,542.62 and 626,334.84
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Solution
The fourth proportional to 803,694.96, 1,205,542.62 and 626,334.84 is: 939,502.40
Step by Step Solution
- Step 1: Write the proportion equation
803,694.96 : 1,205,542.62 = 626,334.84 : x - Step 2: Convert to fraction form
803,694.96/1,205,542.62 = 626,334.84/x - Step 3: Cross multiply
803,694.96x = 1,205,542.62 × 626,334.84 - Step 4: Simplify right side
803,694.96x = 755,073,344,010.88 - Step 5: Solve for x
x = 755,073,344,010.88/803,694.96 - Step 6: Final answer
x = 939,502.40
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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.