Finding the Fourth Proportional to 791,442.84, 1,187,155.71 and 192,404.70
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Solution
The fourth proportional to 791,442.84, 1,187,155.71 and 192,404.70 is: 288,604.97
Step by Step Solution
- Step 1: Write the proportion equation
791,442.84 : 1,187,155.71 = 192,404.70 : x - Step 2: Convert to fraction form
791,442.84/1,187,155.71 = 192,404.70/x - Step 3: Cross multiply
791,442.84x = 1,187,155.71 × 192,404.70 - Step 4: Simplify right side
791,442.84x = 228,414,338,235.84 - Step 5: Solve for x
x = 228,414,338,235.84/791,442.84 - Step 6: Final answer
x = 288,604.97
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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.