Finding the Fourth Proportional to 546,797.19, 754,579.08 and 305,065.38
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Solution
The fourth proportional to 546,797.19, 754,579.08 and 305,065.38 is: 420,989.64
Step by Step Solution
- Step 1: Write the proportion equation
546,797.19 : 754,579.08 = 305,065.38 : x - Step 2: Convert to fraction form
546,797.19/754,579.08 = 305,065.38/x - Step 3: Cross multiply
546,797.19x = 754,579.08 × 305,065.38 - Step 4: Simplify right side
546,797.19x = 230,195,953,780.25 - Step 5: Solve for x
x = 230,195,953,780.25/546,797.19 - Step 6: Final answer
x = 420,989.64
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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.