Finding the Fourth Proportional to 950,455.84, 1,425,701.76 and 310,759.84
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Solution
The fourth proportional to 950,455.84, 1,425,701.76 and 310,759.84 is: 466,145.65
Step by Step Solution
- Step 1: Write the proportion equation
950,455.84 : 1,425,701.76 = 310,759.84 : x - Step 2: Convert to fraction form
950,455.84/1,425,701.76 = 310,759.84/x - Step 3: Cross multiply
950,455.84x = 1,425,701.76 × 310,759.84 - Step 4: Simplify right side
950,455.84x = 443,050,850,825.32 - Step 5: Solve for x
x = 443,050,850,825.32/950,455.84 - Step 6: Final answer
x = 466,145.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.