Finding the Fourth Proportional to 348,747.24, 522,895.74 and 149,197.80
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Solution
The fourth proportional to 348,747.24, 522,895.74 and 149,197.80 is: 223,700.39
Step by Step Solution
- Step 1: Write the proportion equation
348,747.24 : 522,895.74 = 149,197.80 : x - Step 2: Convert to fraction form
348,747.24/522,895.74 = 149,197.80/x - Step 3: Cross multiply
348,747.24x = 522,895.74 × 149,197.80 - Step 4: Simplify right side
348,747.24x = 78,014,894,037.37 - Step 5: Solve for x
x = 78,014,894,037.37/348,747.24 - Step 6: Final answer
x = 223,700.39
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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.