Finding the Fourth Proportional to 558,522.80, 770,764.84 and 303,875.84
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Solution
The fourth proportional to 558,522.80, 770,764.84 and 303,875.84 is: 419,350.50
Step by Step Solution
- Step 1: Write the proportion equation
558,522.80 : 770,764.84 = 303,875.84 : x - Step 2: Convert to fraction form
558,522.80/770,764.84 = 303,875.84/x - Step 3: Cross multiply
558,522.80x = 770,764.84 × 303,875.84 - Step 4: Simplify right side
558,522.80x = 234,216,813,197.47 - Step 5: Solve for x
x = 234,216,813,197.47/558,522.80 - Step 6: Final answer
x = 419,350.50
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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.