Finding the Fourth Proportional to 437,829.60, 656,695.80 and 122,318.40
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Solution
The fourth proportional to 437,829.60, 656,695.80 and 122,318.40 is: 183,464.02
Step by Step Solution
- Step 1: Write the proportion equation
437,829.60 : 656,695.80 = 122,318.40 : x - Step 2: Convert to fraction form
437,829.60/656,695.80 = 122,318.40/x - Step 3: Cross multiply
437,829.60x = 656,695.80 × 122,318.40 - Step 4: Simplify right side
437,829.60x = 80,325,979,542.72 - Step 5: Solve for x
x = 80,325,979,542.72/437,829.60 - Step 6: Final answer
x = 183,464.02
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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.