Finding the Fourth Proportional to 441,421.18, 662,137.80 and 125,878.03
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Solution
The fourth proportional to 441,421.18, 662,137.80 and 125,878.03 is: 188,818.76
Step by Step Solution
- Step 1: Write the proportion equation
441,421.18 : 662,137.80 = 125,878.03 : x - Step 2: Convert to fraction form
441,421.18/662,137.80 = 125,878.03/x - Step 3: Cross multiply
441,421.18x = 662,137.80 × 125,878.03 - Step 4: Simplify right side
441,421.18x = 83,348,601,852.53 - Step 5: Solve for x
x = 83,348,601,852.53/441,421.18 - Step 6: Final answer
x = 188,818.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.