Finding the Fourth Proportional to 959,422.16, 1,324,004.58 and 529,703.12
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Solution
The fourth proportional to 959,422.16, 1,324,004.58 and 529,703.12 is: 730,991.41
Step by Step Solution
- Step 1: Write the proportion equation
959,422.16 : 1,324,004.58 = 529,703.12 : x - Step 2: Convert to fraction form
959,422.16/1,324,004.58 = 529,703.12/x - Step 3: Cross multiply
959,422.16x = 1,324,004.58 × 529,703.12 - Step 4: Simplify right side
959,422.16x = 701,329,356,920.29 - Step 5: Solve for x
x = 701,329,356,920.29/959,422.16 - Step 6: Final answer
x = 730,991.41
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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.