Finding the Fourth Proportional to 869,255.68, 1,304,068.08 and 270,202.24
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Solution
The fourth proportional to 869,255.68, 1,304,068.08 and 270,202.24 is: 405,360.73
Step by Step Solution
- Step 1: Write the proportion equation
869,255.68 : 1,304,068.08 = 270,202.24 : x - Step 2: Convert to fraction form
869,255.68/1,304,068.08 = 270,202.24/x - Step 3: Cross multiply
869,255.68x = 1,304,068.08 × 270,202.24 - Step 4: Simplify right side
869,255.68x = 352,362,116,328.50 - Step 5: Solve for x
x = 352,362,116,328.50/869,255.68 - Step 6: Final answer
x = 405,360.73
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.