Finding the Fourth Proportional to 838,233.68, 1,257,362.08 and 239,194.68
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Solution
The fourth proportional to 838,233.68, 1,257,362.08 and 239,194.68 is: 358,795.32
Step by Step Solution
- Step 1: Write the proportion equation
838,233.68 : 1,257,362.08 = 239,194.68 : x - Step 2: Convert to fraction form
838,233.68/1,257,362.08 = 239,194.68/x - Step 3: Cross multiply
838,233.68x = 1,257,362.08 × 239,194.68 - Step 4: Simplify right side
838,233.68x = 300,754,320,369.73 - Step 5: Solve for x
x = 300,754,320,369.73/838,233.68 - Step 6: Final answer
x = 358,795.32
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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.