Finding the Fourth Proportional to 608,862.20, 840,217.26 and 336,929.92
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Solution
The fourth proportional to 608,862.20, 840,217.26 and 336,929.92 is: 464,956.33
Step by Step Solution
- Step 1: Write the proportion equation
608,862.20 : 840,217.26 = 336,929.92 : x - Step 2: Convert to fraction form
608,862.20/840,217.26 = 336,929.92/x - Step 3: Cross multiply
608,862.20x = 840,217.26 × 336,929.92 - Step 4: Simplify right side
608,862.20x = 283,094,334,194.42 - Step 5: Solve for x
x = 283,094,334,194.42/608,862.20 - Step 6: Final answer
x = 464,956.33
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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.