Finding the Fourth Proportional to 959,412.16, 1,323,985.10 and 529,689.14
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Solution
The fourth proportional to 959,412.16, 1,323,985.10 and 529,689.14 is: 730,968.97
Step by Step Solution
- Step 1: Write the proportion equation
959,412.16 : 1,323,985.10 = 529,689.14 : x - Step 2: Convert to fraction form
959,412.16/1,323,985.10 = 529,689.14/x - Step 3: Cross multiply
959,412.16x = 1,323,985.10 × 529,689.14 - Step 4: Simplify right side
959,412.16x = 701,300,519,723.44 - Step 5: Solve for x
x = 701,300,519,723.44/959,412.16 - Step 6: Final answer
x = 730,968.97
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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.