Finding the Fourth Proportional to 433,121.84, 597,712.12 and 239,519.55
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Solution
The fourth proportional to 433,121.84, 597,712.12 and 239,519.55 is: 330,539.17
Step by Step Solution
- Step 1: Write the proportion equation
433,121.84 : 597,712.12 = 239,519.55 : x - Step 2: Convert to fraction form
433,121.84/597,712.12 = 239,519.55/x - Step 3: Cross multiply
433,121.84x = 597,712.12 × 239,519.55 - Step 4: Simplify right side
433,121.84x = 143,163,735,171.73 - Step 5: Solve for x
x = 143,163,735,171.73/433,121.84 - Step 6: Final answer
x = 330,539.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.