Finding the Fourth Proportional to 331,157.95, 496,437.39 and 120,746.68
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Solution
The fourth proportional to 331,157.95, 496,437.39 and 120,746.68 is: 181,010.80
Step by Step Solution
- Step 1: Write the proportion equation
331,157.95 : 496,437.39 = 120,746.68 : x - Step 2: Convert to fraction form
331,157.95/496,437.39 = 120,746.68/x - Step 3: Cross multiply
331,157.95x = 496,437.39 × 120,746.68 - Step 4: Simplify right side
331,157.95x = 59,943,166,670.37 - Step 5: Solve for x
x = 59,943,166,670.37/331,157.95 - Step 6: Final answer
x = 181,010.80
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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.