Finding the Fourth Proportional to 974,374.11, 1,344,612.56 and 544,704.75
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Solution
The fourth proportional to 974,374.11, 1,344,612.56 and 544,704.75 is: 751,679.30
Step by Step Solution
- Step 1: Write the proportion equation
974,374.11 : 1,344,612.56 = 544,704.75 : x - Step 2: Convert to fraction form
974,374.11/1,344,612.56 = 544,704.75/x - Step 3: Cross multiply
974,374.11x = 1,344,612.56 × 544,704.75 - Step 4: Simplify right side
974,374.11x = 732,416,845,618.14 - Step 5: Solve for x
x = 732,416,845,618.14/974,374.11 - Step 6: Final answer
x = 751,679.30
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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.