Finding the Fourth Proportional to 777,418.28, 1,166,220.86 and 734,903.00
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Solution
The fourth proportional to 777,418.28, 1,166,220.86 and 734,903.00 is: 1,102,442.82
Step by Step Solution
- Step 1: Write the proportion equation
777,418.28 : 1,166,220.86 = 734,903.00 : x - Step 2: Convert to fraction form
777,418.28/1,166,220.86 = 734,903.00/x - Step 3: Cross multiply
777,418.28x = 1,166,220.86 × 734,903.00 - Step 4: Simplify right side
777,418.28x = 857,059,199,170.96 - Step 5: Solve for x
x = 857,059,199,170.96/777,418.28 - Step 6: Final answer
x = 1,102,442.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.