Finding the Fourth Proportional to 559,619.55, 839,121.53 and 382,326.75
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Solution
The fourth proportional to 559,619.55, 839,121.53 and 382,326.75 is: 573,279.84
Step by Step Solution
- Step 1: Write the proportion equation
559,619.55 : 839,121.53 = 382,326.75 : x - Step 2: Convert to fraction form
559,619.55/839,121.53 = 382,326.75/x - Step 3: Cross multiply
559,619.55x = 839,121.53 × 382,326.75 - Step 4: Simplify right side
559,619.55x = 320,818,605,508.29 - Step 5: Solve for x
x = 320,818,605,508.29/559,619.55 - Step 6: Final answer
x = 573,279.84
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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.