Finding the Fourth Proportional to 806,029.60, 1,209,112.08 and 245,068.96
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Solution
The fourth proportional to 806,029.60, 1,209,112.08 and 245,068.96 is: 367,624.02
Step by Step Solution
- Step 1: Write the proportion equation
806,029.60 : 1,209,112.08 = 245,068.96 : x - Step 2: Convert to fraction form
806,029.60/1,209,112.08 = 245,068.96/x - Step 3: Cross multiply
806,029.60x = 1,209,112.08 × 245,068.96 - Step 4: Simplify right side
806,029.60x = 296,315,839,969.04 - Step 5: Solve for x
x = 296,315,839,969.04/806,029.60 - Step 6: Final answer
x = 367,624.02
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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.