Finding the Fourth Proportional to 746,539.88, 1,029,900.02 and 474,461.96
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Solution
The fourth proportional to 746,539.88, 1,029,900.02 and 474,461.96 is: 654,550.94
Step by Step Solution
- Step 1: Write the proportion equation
746,539.88 : 1,029,900.02 = 474,461.96 : x - Step 2: Convert to fraction form
746,539.88/1,029,900.02 = 474,461.96/x - Step 3: Cross multiply
746,539.88x = 1,029,900.02 × 474,461.96 - Step 4: Simplify right side
746,539.88x = 488,648,374,571.43 - Step 5: Solve for x
x = 488,648,374,571.43/746,539.88 - Step 6: Final answer
x = 654,550.94
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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.