Finding the Fourth Proportional to 959,410.12, 1,323,987.98 and 529,691.08
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Solution
The fourth proportional to 959,410.12, 1,323,987.98 and 529,691.08 is: 730,974.80
Step by Step Solution
- Step 1: Write the proportion equation
959,410.12 : 1,323,987.98 = 529,691.08 : x - Step 2: Convert to fraction form
959,410.12/1,323,987.98 = 529,691.08/x - Step 3: Cross multiply
959,410.12x = 1,323,987.98 × 529,691.08 - Step 4: Simplify right side
959,410.12x = 701,304,623,033.22 - Step 5: Solve for x
x = 701,304,623,033.22/959,410.12 - Step 6: Final answer
x = 730,974.80
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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.