Finding the Fourth Proportional to 518,794.24, 716,269.20 and 325,466.96
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Solution
The fourth proportional to 518,794.24, 716,269.20 and 325,466.96 is: 449,353.41
Step by Step Solution
- Step 1: Write the proportion equation
518,794.24 : 716,269.20 = 325,466.96 : x - Step 2: Convert to fraction form
518,794.24/716,269.20 = 325,466.96/x - Step 3: Cross multiply
518,794.24x = 716,269.20 × 325,466.96 - Step 4: Simplify right side
518,794.24x = 233,121,959,065.63 - Step 5: Solve for x
x = 233,121,959,065.63/518,794.24 - Step 6: Final answer
x = 449,353.41
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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.