Finding the Fourth Proportional to 797,655.99, 1,101,171.61 and 615,960.03
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Solution
The fourth proportional to 797,655.99, 1,101,171.61 and 615,960.03 is: 850,338.63
Step by Step Solution
- Step 1: Write the proportion equation
797,655.99 : 1,101,171.61 = 615,960.03 : x - Step 2: Convert to fraction form
797,655.99/1,101,171.61 = 615,960.03/x - Step 3: Cross multiply
797,655.99x = 1,101,171.61 × 615,960.03 - Step 4: Simplify right side
797,655.99x = 678,277,697,930.75 - Step 5: Solve for x
x = 678,277,697,930.75/797,655.99 - Step 6: Final answer
x = 850,338.63
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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.