Finding the Fourth Proportional to 247,453.93, 341,487.36 and 134,276.68
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Solution
The fourth proportional to 247,453.93, 341,487.36 and 134,276.68 is: 185,302.33
Step by Step Solution
- Step 1: Write the proportion equation
247,453.93 : 341,487.36 = 134,276.68 : x - Step 2: Convert to fraction form
247,453.93/341,487.36 = 134,276.68/x - Step 3: Cross multiply
247,453.93x = 341,487.36 × 134,276.68 - Step 4: Simplify right side
247,453.93x = 45,853,788,962.76 - Step 5: Solve for x
x = 45,853,788,962.76/247,453.93 - Step 6: Final answer
x = 185,302.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.