Finding the Fourth Proportional to 836,808.92, 1,154,772.05 and 474,266.29
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Solution
The fourth proportional to 836,808.92, 1,154,772.05 and 474,266.29 is: 654,473.72
Step by Step Solution
- Step 1: Write the proportion equation
836,808.92 : 1,154,772.05 = 474,266.29 : x - Step 2: Convert to fraction form
836,808.92/1,154,772.05 = 474,266.29/x - Step 3: Cross multiply
836,808.92x = 1,154,772.05 × 474,266.29 - Step 4: Simplify right side
836,808.92x = 547,669,452,856.13 - Step 5: Solve for x
x = 547,669,452,856.13/836,808.92 - Step 6: Final answer
x = 654,473.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.