Finding the Fourth Proportional to 436,110.74, 654,178.41 and 120,567.62
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Solution
The fourth proportional to 436,110.74, 654,178.41 and 120,567.62 is: 180,854.83
Step by Step Solution
- Step 1: Write the proportion equation
436,110.74 : 654,178.41 = 120,567.62 : x - Step 2: Convert to fraction form
436,110.74/654,178.41 = 120,567.62/x - Step 3: Cross multiply
436,110.74x = 654,178.41 × 120,567.62 - Step 4: Simplify right side
436,110.74x = 78,872,733,949.08 - Step 5: Solve for x
x = 78,872,733,949.08/436,110.74 - Step 6: Final answer
x = 180,854.83
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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.