Finding the Fourth Proportional to 759,291.80, 1,047,887.48 and 432,704.68
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Solution
The fourth proportional to 759,291.80, 1,047,887.48 and 432,704.68 is: 597,169.39
Step by Step Solution
- Step 1: Write the proportion equation
759,291.80 : 1,047,887.48 = 432,704.68 : x - Step 2: Convert to fraction form
759,291.80/1,047,887.48 = 432,704.68/x - Step 3: Cross multiply
759,291.80x = 1,047,887.48 × 432,704.68 - Step 4: Simplify right side
759,291.80x = 453,425,815,171.45 - Step 5: Solve for x
x = 453,425,815,171.45/759,291.80 - Step 6: Final answer
x = 597,169.39
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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.