Finding the Fourth Proportional to 603,326.13, 903,611.39 and 288,004.47
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Solution
The fourth proportional to 603,326.13, 903,611.39 and 288,004.47 is: 431,348.99
Step by Step Solution
- Step 1: Write the proportion equation
603,326.13 : 903,611.39 = 288,004.47 : x - Step 2: Convert to fraction form
603,326.13/903,611.39 = 288,004.47/x - Step 3: Cross multiply
603,326.13x = 903,611.39 × 288,004.47 - Step 4: Simplify right side
603,326.13x = 260,244,118,022.89 - Step 5: Solve for x
x = 260,244,118,022.89/603,326.13 - Step 6: Final answer
x = 431,348.99
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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.