Finding the Fourth Proportional to 558,611.31, 770,749.24 and 329,177.99
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Solution
The fourth proportional to 558,611.31, 770,749.24 and 329,177.99 is: 454,186.44
Step by Step Solution
- Step 1: Write the proportion equation
558,611.31 : 770,749.24 = 329,177.99 : x - Step 2: Convert to fraction form
558,611.31/770,749.24 = 329,177.99/x - Step 3: Cross multiply
558,611.31x = 770,749.24 × 329,177.99 - Step 4: Simplify right side
558,611.31x = 253,713,683,971.34 - Step 5: Solve for x
x = 253,713,683,971.34/558,611.31 - Step 6: Final answer
x = 454,186.44
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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.