Finding the Fourth Proportional to 552,531.08, 762,560.40 and 310,823.84
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Solution
The fourth proportional to 552,531.08, 762,560.40 and 310,823.84 is: 428,974.88
Step by Step Solution
- Step 1: Write the proportion equation
552,531.08 : 762,560.40 = 310,823.84 : x - Step 2: Convert to fraction form
552,531.08/762,560.40 = 310,823.84/x - Step 3: Cross multiply
552,531.08x = 762,560.40 × 310,823.84 - Step 4: Simplify right side
552,531.08x = 237,021,951,759.94 - Step 5: Solve for x
x = 237,021,951,759.94/552,531.08 - Step 6: Final answer
x = 428,974.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.