Finding the Fourth Proportional to 905,794.92, 1,358,914.85 and 450,600.95
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Solution
The fourth proportional to 905,794.92, 1,358,914.85 and 450,600.95 is: 676,012.09
Step by Step Solution
- Step 1: Write the proportion equation
905,794.92 : 1,358,914.85 = 450,600.95 : x - Step 2: Convert to fraction form
905,794.92/1,358,914.85 = 450,600.95/x - Step 3: Cross multiply
905,794.92x = 1,358,914.85 × 450,600.95 - Step 4: Simplify right side
905,794.92x = 612,328,313,331.53 - Step 5: Solve for x
x = 612,328,313,331.53/905,794.92 - Step 6: Final answer
x = 676,012.09
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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.