Finding the Fourth Proportional to 370,270.60, 555,276.30 and 192,718.60
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Solution
The fourth proportional to 370,270.60, 555,276.30 and 192,718.60 is: 289,010.45
Step by Step Solution
- Step 1: Write the proportion equation
370,270.60 : 555,276.30 = 192,718.60 : x - Step 2: Convert to fraction form
370,270.60/555,276.30 = 192,718.60/x - Step 3: Cross multiply
370,270.60x = 555,276.30 × 192,718.60 - Step 4: Simplify right side
370,270.60x = 107,012,071,149.18 - Step 5: Solve for x
x = 107,012,071,149.18/370,270.60 - Step 6: Final answer
x = 289,010.45
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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.