Finding the Fourth Proportional to 708,620.82, 977,295.11 and 598,777.60
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Solution
The fourth proportional to 708,620.82, 977,295.11 and 598,777.60 is: 825,804.72
Step by Step Solution
- Step 1: Write the proportion equation
708,620.82 : 977,295.11 = 598,777.60 : x - Step 2: Convert to fraction form
708,620.82/977,295.11 = 598,777.60/x - Step 3: Cross multiply
708,620.82x = 977,295.11 × 598,777.60 - Step 4: Simplify right side
708,620.82x = 585,182,419,511.24 - Step 5: Solve for x
x = 585,182,419,511.24/708,620.82 - Step 6: Final answer
x = 825,804.72
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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.