Finding the Fourth Proportional to 423,690.58, 635,557.74 and 108,150.22
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Solution
The fourth proportional to 423,690.58, 635,557.74 and 108,150.22 is: 162,230.91
Step by Step Solution
- Step 1: Write the proportion equation
423,690.58 : 635,557.74 = 108,150.22 : x - Step 2: Convert to fraction form
423,690.58/635,557.74 = 108,150.22/x - Step 3: Cross multiply
423,690.58x = 635,557.74 × 108,150.22 - Step 4: Simplify right side
423,690.58x = 68,735,709,403.70 - Step 5: Solve for x
x = 68,735,709,403.70/423,690.58 - Step 6: Final answer
x = 162,230.91
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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.