Finding the Fourth Proportional to 558,623.25, 770,893.61 and 303,970.05
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Solution
The fourth proportional to 558,623.25, 770,893.61 and 303,970.05 is: 419,475.14
Step by Step Solution
- Step 1: Write the proportion equation
558,623.25 : 770,893.61 = 303,970.05 : x - Step 2: Convert to fraction form
558,623.25/770,893.61 = 303,970.05/x - Step 3: Cross multiply
558,623.25x = 770,893.61 × 303,970.05 - Step 4: Simplify right side
558,623.25x = 234,328,567,656.53 - Step 5: Solve for x
x = 234,328,567,656.53/558,623.25 - Step 6: Final answer
x = 419,475.14
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.