Finding the Fourth Proportional to 349,043.42, 481,541.40 and 201,841.08
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Solution
The fourth proportional to 349,043.42, 481,541.40 and 201,841.08 is: 278,460.59
Step by Step Solution
- Step 1: Write the proportion equation
349,043.42 : 481,541.40 = 201,841.08 : x - Step 2: Convert to fraction form
349,043.42/481,541.40 = 201,841.08/x - Step 3: Cross multiply
349,043.42x = 481,541.40 × 201,841.08 - Step 4: Simplify right side
349,043.42x = 97,194,836,240.71 - Step 5: Solve for x
x = 97,194,836,240.71/349,043.42 - Step 6: Final answer
x = 278,460.59
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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.