Finding the Fourth Proportional to 1,136,278.13, 1,704,702.65 and 326,664.02
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Solution
The fourth proportional to 1,136,278.13, 1,704,702.65 and 326,664.02 is: 490,078.10
Step by Step Solution
- Step 1: Write the proportion equation
1,136,278.13 : 1,704,702.65 = 326,664.02 : x - Step 2: Convert to fraction form
1,136,278.13/1,704,702.65 = 326,664.02/x - Step 3: Cross multiply
1,136,278.13x = 1,704,702.65 × 326,664.02 - Step 4: Simplify right side
1,136,278.13x = 556,865,023,182.09 - Step 5: Solve for x
x = 556,865,023,182.09/1,136,278.13 - Step 6: Final answer
x = 490,078.10
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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.