Finding the Fourth Proportional to 983,135.76, 1,474,702.96 and 273,163.47
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Solution
The fourth proportional to 983,135.76, 1,474,702.96 and 273,163.47 is: 409,745.02
Step by Step Solution
- Step 1: Write the proportion equation
983,135.76 : 1,474,702.96 = 273,163.47 : x - Step 2: Convert to fraction form
983,135.76/1,474,702.96 = 273,163.47/x - Step 3: Cross multiply
983,135.76x = 1,474,702.96 × 273,163.47 - Step 4: Simplify right side
983,135.76x = 402,834,977,772.87 - Step 5: Solve for x
x = 402,834,977,772.87/983,135.76 - Step 6: Final answer
x = 409,745.02
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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.