Finding the Fourth Proportional to 710,843.60, 1,064,537.40 and 377,685.20
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Solution
The fourth proportional to 710,843.60, 1,064,537.40 and 377,685.20 is: 565,609.68
Step by Step Solution
- Step 1: Write the proportion equation
710,843.60 : 1,064,537.40 = 377,685.20 : x - Step 2: Convert to fraction form
710,843.60/1,064,537.40 = 377,685.20/x - Step 3: Cross multiply
710,843.60x = 1,064,537.40 × 377,685.20 - Step 4: Simplify right side
710,843.60x = 402,060,020,826.48 - Step 5: Solve for x
x = 402,060,020,826.48/710,843.60 - Step 6: Final answer
x = 565,609.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.