Finding the Fourth Proportional to 611,651.84, 844,050.36 and 339,737.12
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Solution
The fourth proportional to 611,651.84, 844,050.36 and 339,737.12 is: 468,821.02
Step by Step Solution
- Step 1: Write the proportion equation
611,651.84 : 844,050.36 = 339,737.12 : x - Step 2: Convert to fraction form
611,651.84/844,050.36 = 339,737.12/x - Step 3: Cross multiply
611,651.84x = 844,050.36 × 339,737.12 - Step 4: Simplify right side
611,651.84x = 286,755,238,441.36 - Step 5: Solve for x
x = 286,755,238,441.36/611,651.84 - Step 6: Final answer
x = 468,821.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.