Finding the Fourth Proportional to 392,125.14, 588,264.30 and 125,865.18
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Solution
The fourth proportional to 392,125.14, 588,264.30 and 125,865.18 is: 188,822.35
Step by Step Solution
- Step 1: Write the proportion equation
392,125.14 : 588,264.30 = 125,865.18 : x - Step 2: Convert to fraction form
392,125.14/588,264.30 = 125,865.18/x - Step 3: Cross multiply
392,125.14x = 588,264.30 × 125,865.18 - Step 4: Simplify right side
392,125.14x = 74,041,992,007.07 - Step 5: Solve for x
x = 74,041,992,007.07/392,125.14 - Step 6: Final answer
x = 188,822.35
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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.