Finding the Fourth Proportional to 828,769.40, 1,243,031.07 and 229,668.08
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Solution
The fourth proportional to 828,769.40, 1,243,031.07 and 229,668.08 is: 344,468.03
Step by Step Solution
- Step 1: Write the proportion equation
828,769.40 : 1,243,031.07 = 229,668.08 : x - Step 2: Convert to fraction form
828,769.40/1,243,031.07 = 229,668.08/x - Step 3: Cross multiply
828,769.40x = 1,243,031.07 × 229,668.08 - Step 4: Simplify right side
828,769.40x = 285,484,559,227.25 - Step 5: Solve for x
x = 285,484,559,227.25/828,769.40 - Step 6: Final answer
x = 344,468.03
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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.