Finding the Fourth Proportional to 914,266.12, 1,372,283.66 and 441,284.36
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Solution
The fourth proportional to 914,266.12, 1,372,283.66 and 441,284.36 is: 662,353.45
Step by Step Solution
- Step 1: Write the proportion equation
914,266.12 : 1,372,283.66 = 441,284.36 : x - Step 2: Convert to fraction form
914,266.12/1,372,283.66 = 441,284.36/x - Step 3: Cross multiply
914,266.12x = 1,372,283.66 × 441,284.36 - Step 4: Simplify right side
914,266.12x = 605,567,316,641.56 - Step 5: Solve for x
x = 605,567,316,641.56/914,266.12 - Step 6: Final answer
x = 662,353.45
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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.