Finding the Fourth Proportional to 912,197.08, 1,258,957.14 and 525,004.66
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Solution
The fourth proportional to 912,197.08, 1,258,957.14 and 525,004.66 is: 724,578.47
Step by Step Solution
- Step 1: Write the proportion equation
912,197.08 : 1,258,957.14 = 525,004.66 : x - Step 2: Convert to fraction form
912,197.08/1,258,957.14 = 525,004.66/x - Step 3: Cross multiply
912,197.08x = 1,258,957.14 × 525,004.66 - Step 4: Simplify right side
912,197.08x = 660,958,365,240.27 - Step 5: Solve for x
x = 660,958,365,240.27/912,197.08 - Step 6: Final answer
x = 724,578.47
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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.