Finding the Fourth Proportional to 815,176.11, 1,124,978.19 and 452,599.98
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Solution
The fourth proportional to 815,176.11, 1,124,978.19 and 452,599.98 is: 624,607.49
Step by Step Solution
- Step 1: Write the proportion equation
815,176.11 : 1,124,978.19 = 452,599.98 : x - Step 2: Convert to fraction form
815,176.11/1,124,978.19 = 452,599.98/x - Step 3: Cross multiply
815,176.11x = 1,124,978.19 × 452,599.98 - Step 4: Simplify right side
815,176.11x = 509,165,106,294.44 - Step 5: Solve for x
x = 509,165,106,294.44/815,176.11 - Step 6: Final answer
x = 624,607.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.