Finding the Fourth Proportional to 453,746.91, 680,620.58 and 187,214.48
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Solution
The fourth proportional to 453,746.91, 680,620.58 and 187,214.48 is: 280,821.80
Step by Step Solution
- Step 1: Write the proportion equation
453,746.91 : 680,620.58 = 187,214.48 : x - Step 2: Convert to fraction form
453,746.91/680,620.58 = 187,214.48/x - Step 3: Cross multiply
453,746.91x = 680,620.58 × 187,214.48 - Step 4: Simplify right side
453,746.91x = 127,422,023,622.82 - Step 5: Solve for x
x = 127,422,023,622.82/453,746.91 - Step 6: Final answer
x = 280,821.80
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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.