Finding the Fourth Proportional to 798,029.39, 1,101,307.10 and 435,473.13
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Solution
The fourth proportional to 798,029.39, 1,101,307.10 and 435,473.13 is: 600,967.40
Step by Step Solution
- Step 1: Write the proportion equation
798,029.39 : 1,101,307.10 = 435,473.13 : x - Step 2: Convert to fraction form
798,029.39/1,101,307.10 = 435,473.13/x - Step 3: Cross multiply
798,029.39x = 1,101,307.10 × 435,473.13 - Step 4: Simplify right side
798,029.39x = 479,589,647,750.86 - Step 5: Solve for x
x = 479,589,647,750.86/798,029.39 - Step 6: Final answer
x = 600,967.40
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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.