Finding the Fourth Proportional to 806,473.36, 1,209,534.53 and 266,602.08
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Solution
The fourth proportional to 806,473.36, 1,209,534.53 and 266,602.08 is: 399,845.10
Step by Step Solution
- Step 1: Write the proportion equation
806,473.36 : 1,209,534.53 = 266,602.08 : x - Step 2: Convert to fraction form
806,473.36/1,209,534.53 = 266,602.08/x - Step 3: Cross multiply
806,473.36x = 1,209,534.53 × 266,602.08 - Step 4: Simplify right side
806,473.36x = 322,464,424,732.57 - Step 5: Solve for x
x = 322,464,424,732.57/806,473.36 - Step 6: Final answer
x = 399,845.10
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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.