Finding the Fourth Proportional to 652,447.69, 900,375.95 and 362,103.12
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Solution
The fourth proportional to 652,447.69, 900,375.95 and 362,103.12 is: 499,701.28
Step by Step Solution
- Step 1: Write the proportion equation
652,447.69 : 900,375.95 = 362,103.12 : x - Step 2: Convert to fraction form
652,447.69/900,375.95 = 362,103.12/x - Step 3: Cross multiply
652,447.69x = 900,375.95 × 362,103.12 - Step 4: Simplify right side
652,447.69x = 326,028,941,573.22 - Step 5: Solve for x
x = 326,028,941,573.22/652,447.69 - Step 6: Final answer
x = 499,701.28
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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.