Finding the Fourth Proportional to 798,451.11, 1,101,862.05 and 435,874.88
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Solution
The fourth proportional to 798,451.11, 1,101,862.05 and 435,874.88 is: 601,507.07
Step by Step Solution
- Step 1: Write the proportion equation
798,451.11 : 1,101,862.05 = 435,874.88 : x - Step 2: Convert to fraction form
798,451.11/1,101,862.05 = 435,874.88/x - Step 3: Cross multiply
798,451.11x = 1,101,862.05 × 435,874.88 - Step 4: Simplify right side
798,451.11x = 480,273,988,820.30 - Step 5: Solve for x
x = 480,273,988,820.30/798,451.11 - Step 6: Final answer
x = 601,507.07
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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.