Finding the Fourth Proportional to 697,956.69, 962,934.96 and 456,380.67
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Solution
The fourth proportional to 697,956.69, 962,934.96 and 456,380.67 is: 629,644.95
Step by Step Solution
- Step 1: Write the proportion equation
697,956.69 : 962,934.96 = 456,380.67 : x - Step 2: Convert to fraction form
697,956.69/962,934.96 = 456,380.67/x - Step 3: Cross multiply
697,956.69x = 962,934.96 × 456,380.67 - Step 4: Simplify right side
697,956.69x = 439,464,902,211.22 - Step 5: Solve for x
x = 439,464,902,211.22/697,956.69 - Step 6: Final answer
x = 629,644.95
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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.