Finding the Fourth Proportional to 1,098,175.98, 1,646,878.08 and 329,444.49
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Solution
The fourth proportional to 1,098,175.98, 1,646,878.08 and 329,444.49 is: 494,050.97
Step by Step Solution
- Step 1: Write the proportion equation
1,098,175.98 : 1,646,878.08 = 329,444.49 : x - Step 2: Convert to fraction form
1,098,175.98/1,646,878.08 = 329,444.49/x - Step 3: Cross multiply
1,098,175.98x = 1,646,878.08 × 329,444.49 - Step 4: Simplify right side
1,098,175.98x = 542,554,909,157.78 - Step 5: Solve for x
x = 542,554,909,157.78/1,098,175.98 - Step 6: Final answer
x = 494,050.97
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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.