Finding the Fourth Proportional to 403,068.88, 556,176.36 and 241,889.68
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Solution
The fourth proportional to 403,068.88, 556,176.36 and 241,889.68 is: 333,772.53
Step by Step Solution
- Step 1: Write the proportion equation
403,068.88 : 556,176.36 = 241,889.68 : x - Step 2: Convert to fraction form
403,068.88/556,176.36 = 241,889.68/x - Step 3: Cross multiply
403,068.88x = 556,176.36 × 241,889.68 - Step 4: Simplify right side
403,068.88x = 134,533,321,743.97 - Step 5: Solve for x
x = 134,533,321,743.97/403,068.88 - Step 6: Final answer
x = 333,772.53
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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.