Finding the Fourth Proportional to 861,958.94, 1,292,937.59 and 230,855.54
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Solution
The fourth proportional to 861,958.94, 1,292,937.59 and 230,855.54 is: 346,283.09
Step by Step Solution
- Step 1: Write the proportion equation
861,958.94 : 1,292,937.59 = 230,855.54 : x - Step 2: Convert to fraction form
861,958.94/1,292,937.59 = 230,855.54/x - Step 3: Cross multiply
861,958.94x = 1,292,937.59 × 230,855.54 - Step 4: Simplify right side
861,958.94x = 298,481,799,638.20 - Step 5: Solve for x
x = 298,481,799,638.20/861,958.94 - Step 6: Final answer
x = 346,283.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.