Finding the Fourth Proportional to 782,269.68, 1,173,394.62 and 249,783.96
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Solution
The fourth proportional to 782,269.68, 1,173,394.62 and 249,783.96 is: 374,672.78
Step by Step Solution
- Step 1: Write the proportion equation
782,269.68 : 1,173,394.62 = 249,783.96 : x - Step 2: Convert to fraction form
782,269.68/1,173,394.62 = 249,783.96/x - Step 3: Cross multiply
782,269.68x = 1,173,394.62 × 249,783.96 - Step 4: Simplify right side
782,269.68x = 293,095,154,826.30 - Step 5: Solve for x
x = 293,095,154,826.30/782,269.68 - Step 6: Final answer
x = 374,672.78
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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.