Finding the Fourth Proportional to 798,352.47, 1,101,753.09 and 435,797.82
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Solution
The fourth proportional to 798,352.47, 1,101,753.09 and 435,797.82 is: 601,415.56
Step by Step Solution
- Step 1: Write the proportion equation
798,352.47 : 1,101,753.09 = 435,797.82 : x - Step 2: Convert to fraction form
798,352.47/1,101,753.09 = 435,797.82/x - Step 3: Cross multiply
798,352.47x = 1,101,753.09 × 435,797.82 - Step 4: Simplify right side
798,352.47x = 480,141,594,800.26 - Step 5: Solve for x
x = 480,141,594,800.26/798,352.47 - Step 6: Final answer
x = 601,415.56
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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.