Finding the Fourth Proportional to 961,432.97, 1,442,039.29 and 251,529.53
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Solution
The fourth proportional to 961,432.97, 1,442,039.29 and 251,529.53 is: 377,265.47
Step by Step Solution
- Step 1: Write the proportion equation
961,432.97 : 1,442,039.29 = 251,529.53 : x - Step 2: Convert to fraction form
961,432.97/1,442,039.29 = 251,529.53/x - Step 3: Cross multiply
961,432.97x = 1,442,039.29 × 251,529.53 - Step 4: Simplify right side
961,432.97x = 362,715,464,855.23 - Step 5: Solve for x
x = 362,715,464,855.23/961,432.97 - Step 6: Final answer
x = 377,265.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.