Finding the Fourth Proportional to 391,265.31, 586,897.98 and 110,784.99
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Solution
The fourth proportional to 391,265.31, 586,897.98 and 110,784.99 is: 166,177.49
Step by Step Solution
- Step 1: Write the proportion equation
391,265.31 : 586,897.98 = 110,784.99 : x - Step 2: Convert to fraction form
391,265.31/586,897.98 = 110,784.99/x - Step 3: Cross multiply
391,265.31x = 586,897.98 × 110,784.99 - Step 4: Simplify right side
391,265.31x = 65,019,486,845.32 - Step 5: Solve for x
x = 65,019,486,845.32/391,265.31 - Step 6: Final answer
x = 166,177.49
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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.