Finding the Fourth Proportional to 541,928.68, 812,972.22 and 261,215.08
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Solution
The fourth proportional to 541,928.68, 812,972.22 and 261,215.08 is: 391,860.80
Step by Step Solution
- Step 1: Write the proportion equation
541,928.68 : 812,972.22 = 261,215.08 : x - Step 2: Convert to fraction form
541,928.68/812,972.22 = 261,215.08/x - Step 3: Cross multiply
541,928.68x = 812,972.22 × 261,215.08 - Step 4: Simplify right side
541,928.68x = 212,360,603,485.08 - Step 5: Solve for x
x = 212,360,603,485.08/541,928.68 - Step 6: Final answer
x = 391,860.80
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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.