Finding the Fourth Proportional to 582,638.67, 803,853.72 and 353,287.98
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Solution
The fourth proportional to 582,638.67, 803,853.72 and 353,287.98 is: 487,423.63
Step by Step Solution
- Step 1: Write the proportion equation
582,638.67 : 803,853.72 = 353,287.98 : x - Step 2: Convert to fraction form
582,638.67/803,853.72 = 353,287.98/x - Step 3: Cross multiply
582,638.67x = 803,853.72 × 353,287.98 - Step 4: Simplify right side
582,638.67x = 283,991,856,954.29 - Step 5: Solve for x
x = 283,991,856,954.29/582,638.67 - Step 6: Final answer
x = 487,423.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.