Finding the Fourth Proportional to 741,798.78, 1,110,967.68 and 541,622.67
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Solution
The fourth proportional to 741,798.78, 1,110,967.68 and 541,622.67 is: 811,170.49
Step by Step Solution
- Step 1: Write the proportion equation
741,798.78 : 1,110,967.68 = 541,622.67 : x - Step 2: Convert to fraction form
741,798.78/1,110,967.68 = 541,622.67/x - Step 3: Cross multiply
741,798.78x = 1,110,967.68 × 541,622.67 - Step 4: Simplify right side
741,798.78x = 601,725,281,125.31 - Step 5: Solve for x
x = 601,725,281,125.31/741,798.78 - Step 6: Final answer
x = 811,170.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.