Finding the Fourth Proportional to 331,225.74, 496,952.01 and 141,607.98
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Solution
The fourth proportional to 331,225.74, 496,952.01 and 141,607.98 is: 212,460.45
Step by Step Solution
- Step 1: Write the proportion equation
331,225.74 : 496,952.01 = 141,607.98 : x - Step 2: Convert to fraction form
331,225.74/496,952.01 = 141,607.98/x - Step 3: Cross multiply
331,225.74x = 496,952.01 × 141,607.98 - Step 4: Simplify right side
331,225.74x = 70,372,370,293.04 - Step 5: Solve for x
x = 70,372,370,293.04/331,225.74 - Step 6: Final answer
x = 212,460.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.