Finding the Fourth Proportional to 717,194.00, 989,749.49 and 394,915.63
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Solution
The fourth proportional to 717,194.00, 989,749.49 and 394,915.63 is: 544,995.55
Step by Step Solution
- Step 1: Write the proportion equation
717,194.00 : 989,749.49 = 394,915.63 : x - Step 2: Convert to fraction form
717,194.00/989,749.49 = 394,915.63/x - Step 3: Cross multiply
717,194.00x = 989,749.49 × 394,915.63 - Step 4: Simplify right side
717,194.00x = 390,867,536,462.20 - Step 5: Solve for x
x = 390,867,536,462.20/717,194.00 - Step 6: Final answer
x = 544,995.55
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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.