Finding the Fourth Proportional to 494,125.30, 741,187.95 and 442,803.70
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Solution
The fourth proportional to 494,125.30, 741,187.95 and 442,803.70 is: 664,205.55
Step by Step Solution
- Step 1: Write the proportion equation
494,125.30 : 741,187.95 = 442,803.70 : x - Step 2: Convert to fraction form
494,125.30/741,187.95 = 442,803.70/x - Step 3: Cross multiply
494,125.30x = 741,187.95 × 442,803.70 - Step 4: Simplify right side
494,125.30x = 328,200,766,655.42 - Step 5: Solve for x
x = 328,200,766,655.42/494,125.30 - Step 6: Final answer
x = 664,205.55
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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.