Finding the Fourth Proportional to 808,125.24, 1,115,211.33 and 445,546.56
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Solution
The fourth proportional to 808,125.24, 1,115,211.33 and 445,546.56 is: 614,853.43
Step by Step Solution
- Step 1: Write the proportion equation
808,125.24 : 1,115,211.33 = 445,546.56 : x - Step 2: Convert to fraction form
808,125.24/1,115,211.33 = 445,546.56/x - Step 3: Cross multiply
808,125.24x = 1,115,211.33 × 445,546.56 - Step 4: Simplify right side
808,125.24x = 496,878,571,754.53 - Step 5: Solve for x
x = 496,878,571,754.53/808,125.24 - Step 6: Final answer
x = 614,853.43
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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.