Finding the Fourth Proportional to 558,273.56, 770,395.38 and 303,624.68
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Solution
The fourth proportional to 558,273.56, 770,395.38 and 303,624.68 is: 418,990.02
Step by Step Solution
- Step 1: Write the proportion equation
558,273.56 : 770,395.38 = 303,624.68 : x - Step 2: Convert to fraction form
558,273.56/770,395.38 = 303,624.68/x - Step 3: Cross multiply
558,273.56x = 770,395.38 × 303,624.68 - Step 4: Simplify right side
558,273.56x = 233,911,050,725.98 - Step 5: Solve for x
x = 233,911,050,725.98/558,273.56 - Step 6: Final answer
x = 418,990.02
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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.