Finding the Fourth Proportional to 395,010.70, 592,604.94 and 125,155.06
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Solution
The fourth proportional to 395,010.70, 592,604.94 and 125,155.06 is: 187,760.75
Step by Step Solution
- Step 1: Write the proportion equation
395,010.70 : 592,604.94 = 125,155.06 : x - Step 2: Convert to fraction form
395,010.70/592,604.94 = 125,155.06/x - Step 3: Cross multiply
395,010.70x = 592,604.94 × 125,155.06 - Step 4: Simplify right side
395,010.70x = 74,167,506,822.00 - Step 5: Solve for x
x = 74,167,506,822.00/395,010.70 - Step 6: Final answer
x = 187,760.75
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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.