Finding the Fourth Proportional to 828,606.14, 1,242,935.94 and 229,573.06
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Solution
The fourth proportional to 828,606.14, 1,242,935.94 and 229,573.06 is: 344,367.00
Step by Step Solution
- Step 1: Write the proportion equation
828,606.14 : 1,242,935.94 = 229,573.06 : x - Step 2: Convert to fraction form
828,606.14/1,242,935.94 = 229,573.06/x - Step 3: Cross multiply
828,606.14x = 1,242,935.94 × 229,573.06 - Step 4: Simplify right side
828,606.14x = 285,344,607,129.78 - Step 5: Solve for x
x = 285,344,607,129.78/828,606.14 - Step 6: Final answer
x = 344,367.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.