Finding the Fourth Proportional to 351,325.53, 526,909.47 and 161,603.69
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Solution
The fourth proportional to 351,325.53, 526,909.47 and 161,603.69 is: 242,369.27
Step by Step Solution
- Step 1: Write the proportion equation
351,325.53 : 526,909.47 = 161,603.69 : x - Step 2: Convert to fraction form
351,325.53/526,909.47 = 161,603.69/x - Step 3: Cross multiply
351,325.53x = 526,909.47 × 161,603.69 - Step 4: Simplify right side
351,325.53x = 85,150,512,013.40 - Step 5: Solve for x
x = 85,150,512,013.40/351,325.53 - Step 6: Final answer
x = 242,369.27
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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.