Finding the Fourth Proportional to 683,929.52, 943,793.34 and 377,990.09
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Solution
The fourth proportional to 683,929.52, 943,793.34 and 377,990.09 is: 521,610.07
Step by Step Solution
- Step 1: Write the proportion equation
683,929.52 : 943,793.34 = 377,990.09 : x - Step 2: Convert to fraction form
683,929.52/943,793.34 = 377,990.09/x - Step 3: Cross multiply
683,929.52x = 943,793.34 × 377,990.09 - Step 4: Simplify right side
683,929.52x = 356,744,524,809.03 - Step 5: Solve for x
x = 356,744,524,809.03/683,929.52 - Step 6: Final answer
x = 521,610.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.