Finding the Fourth Proportional to 340,306.31, 469,630.91 and 204,345.99
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Solution
The fourth proportional to 340,306.31, 469,630.91 and 204,345.99 is: 282,002.39
Step by Step Solution
- Step 1: Write the proportion equation
340,306.31 : 469,630.91 = 204,345.99 : x - Step 2: Convert to fraction form
340,306.31/469,630.91 = 204,345.99/x - Step 3: Cross multiply
340,306.31x = 469,630.91 × 204,345.99 - Step 4: Simplify right side
340,306.31x = 95,967,193,749.42 - Step 5: Solve for x
x = 95,967,193,749.42/340,306.31 - Step 6: Final answer
x = 282,002.39
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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.