Finding the Fourth Proportional to 349,204.67, 523,368.24 and 149,290.09
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Solution
The fourth proportional to 349,204.67, 523,368.24 and 149,290.09 is: 223,747.55
Step by Step Solution
- Step 1: Write the proportion equation
349,204.67 : 523,368.24 = 149,290.09 : x - Step 2: Convert to fraction form
349,204.67/523,368.24 = 149,290.09/x - Step 3: Cross multiply
349,204.67x = 523,368.24 × 149,290.09 - Step 4: Simplify right side
349,204.67x = 78,133,689,784.48 - Step 5: Solve for x
x = 78,133,689,784.48/349,204.67 - Step 6: Final answer
x = 223,747.55
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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.