Finding the Fourth Proportional to 952,971.36, 1,315,118.72 and 523,295.52
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Solution
The fourth proportional to 952,971.36, 1,315,118.72 and 523,295.52 is: 722,157.84
Step by Step Solution
- Step 1: Write the proportion equation
952,971.36 : 1,315,118.72 = 523,295.52 : x - Step 2: Convert to fraction form
952,971.36/1,315,118.72 = 523,295.52/x - Step 3: Cross multiply
952,971.36x = 1,315,118.72 × 523,295.52 - Step 4: Simplify right side
952,971.36x = 688,195,734,444.13 - Step 5: Solve for x
x = 688,195,734,444.13/952,971.36 - Step 6: Final answer
x = 722,157.84
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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.