Finding the Fourth Proportional to 869,746.62, 1,304,742.93 and 270,768.24
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Solution
The fourth proportional to 869,746.62, 1,304,742.93 and 270,768.24 is: 406,190.65
Step by Step Solution
- Step 1: Write the proportion equation
869,746.62 : 1,304,742.93 = 270,768.24 : x - Step 2: Convert to fraction form
869,746.62/1,304,742.93 = 270,768.24/x - Step 3: Cross multiply
869,746.62x = 1,304,742.93 × 270,768.24 - Step 4: Simplify right side
869,746.62x = 353,282,946,808.54 - Step 5: Solve for x
x = 353,282,946,808.54/869,746.62 - Step 6: Final answer
x = 406,190.65
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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.