Finding the Fourth Proportional to 929,296.52, 1,282,879.68 and 623,261.08
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Solution
The fourth proportional to 929,296.52, 1,282,879.68 and 623,261.08 is: 860,402.42
Step by Step Solution
- Step 1: Write the proportion equation
929,296.52 : 1,282,879.68 = 623,261.08 : x - Step 2: Convert to fraction form
929,296.52/1,282,879.68 = 623,261.08/x - Step 3: Cross multiply
929,296.52x = 1,282,879.68 × 623,261.08 - Step 4: Simplify right side
929,296.52x = 799,568,974,866.85 - Step 5: Solve for x
x = 799,568,974,866.85/929,296.52 - Step 6: Final answer
x = 860,402.42
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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.