Finding the Fourth Proportional to 1,098,153.74, 1,646,844.70 and 329,422.23
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Solution
The fourth proportional to 1,098,153.74, 1,646,844.70 and 329,422.23 is: 494,017.58
Step by Step Solution
- Step 1: Write the proportion equation
1,098,153.74 : 1,646,844.70 = 329,422.23 : x - Step 2: Convert to fraction form
1,098,153.74/1,646,844.70 = 329,422.23/x - Step 3: Cross multiply
1,098,153.74x = 1,646,844.70 × 329,422.23 - Step 4: Simplify right side
1,098,153.74x = 542,507,253,537.68 - Step 5: Solve for x
x = 542,507,253,537.68/1,098,153.74 - Step 6: Final answer
x = 494,017.58
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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.