Finding the Fourth Proportional to 469,062.13, 647,306.30 and 254,202.19
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Solution
The fourth proportional to 469,062.13, 647,306.30 and 254,202.19 is: 350,799.33
Step by Step Solution
- Step 1: Write the proportion equation
469,062.13 : 647,306.30 = 254,202.19 : x - Step 2: Convert to fraction form
469,062.13/647,306.30 = 254,202.19/x - Step 3: Cross multiply
469,062.13x = 647,306.30 × 254,202.19 - Step 4: Simplify right side
469,062.13x = 164,546,679,060.80 - Step 5: Solve for x
x = 164,546,679,060.80/469,062.13 - Step 6: Final answer
x = 350,799.33
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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.