Finding the Fourth Proportional to 828,337.46, 1,143,199.80 and 460,850.96
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Solution
The fourth proportional to 828,337.46, 1,143,199.80 and 460,850.96 is: 636,026.68
Step by Step Solution
- Step 1: Write the proportion equation
828,337.46 : 1,143,199.80 = 460,850.96 : x - Step 2: Convert to fraction form
828,337.46/1,143,199.80 = 460,850.96/x - Step 3: Cross multiply
828,337.46x = 1,143,199.80 × 460,850.96 - Step 4: Simplify right side
828,337.46x = 526,844,725,301.81 - Step 5: Solve for x
x = 526,844,725,301.81/828,337.46 - Step 6: Final answer
x = 636,026.68
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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.