Finding the Fourth Proportional to 290,502.38, 435,655.58 and 110,545.08
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Solution
The fourth proportional to 290,502.38, 435,655.58 and 110,545.08 is: 165,780.33
Step by Step Solution
- Step 1: Write the proportion equation
290,502.38 : 435,655.58 = 110,545.08 : x - Step 2: Convert to fraction form
290,502.38/435,655.58 = 110,545.08/x - Step 3: Cross multiply
290,502.38x = 435,655.58 × 110,545.08 - Step 4: Simplify right side
290,502.38x = 48,159,580,390.82 - Step 5: Solve for x
x = 48,159,580,390.82/290,502.38 - Step 6: Final answer
x = 165,780.33
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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.