Finding the Fourth Proportional to 417,445.92, 575,884.08 and 247,618.08
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Solution
The fourth proportional to 417,445.92, 575,884.08 and 247,618.08 is: 341,599.48
Step by Step Solution
- Step 1: Write the proportion equation
417,445.92 : 575,884.08 = 247,618.08 : x - Step 2: Convert to fraction form
417,445.92/575,884.08 = 247,618.08/x - Step 3: Cross multiply
417,445.92x = 575,884.08 × 247,618.08 - Step 4: Simplify right side
417,445.92x = 142,599,310,192.17 - Step 5: Solve for x
x = 142,599,310,192.17/417,445.92 - Step 6: Final answer
x = 341,599.48
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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.