Finding the Fourth Proportional to 852,302.12, 1,175,680.86 and 546,270.08
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Solution
The fourth proportional to 852,302.12, 1,175,680.86 and 546,270.08 is: 753,534.76
Step by Step Solution
- Step 1: Write the proportion equation
852,302.12 : 1,175,680.86 = 546,270.08 : x - Step 2: Convert to fraction form
852,302.12/1,175,680.86 = 546,270.08/x - Step 3: Cross multiply
852,302.12x = 1,175,680.86 × 546,270.08 - Step 4: Simplify right side
852,302.12x = 642,239,277,446.67 - Step 5: Solve for x
x = 642,239,277,446.67/852,302.12 - Step 6: Final answer
x = 753,534.76
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1.5x scale
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.