Finding the Fourth Proportional to 750,769.80, 1,126,226.22 and 211,024.68
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Solution
The fourth proportional to 750,769.80, 1,126,226.22 and 211,024.68 is: 316,557.12
Step by Step Solution
- Step 1: Write the proportion equation
750,769.80 : 1,126,226.22 = 211,024.68 : x - Step 2: Convert to fraction form
750,769.80/1,126,226.22 = 211,024.68/x - Step 3: Cross multiply
750,769.80x = 1,126,226.22 × 211,024.68 - Step 4: Simplify right side
750,769.80x = 237,661,527,683.11 - Step 5: Solve for x
x = 237,661,527,683.11/750,769.80 - Step 6: Final answer
x = 316,557.12
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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.