Finding the Fourth Proportional to 1,598,378.97, 2,397,601.27 and 533,430.26
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Solution
The fourth proportional to 1,598,378.97, 2,397,601.27 and 533,430.26 is: 800,156.34
Step by Step Solution
- Step 1: Write the proportion equation
1,598,378.97 : 2,397,601.27 = 533,430.26 : x - Step 2: Convert to fraction form
1,598,378.97/2,397,601.27 = 533,430.26/x - Step 3: Cross multiply
1,598,378.97x = 2,397,601.27 × 533,430.26 - Step 4: Simplify right side
1,598,378.97x = 1,278,953,063,501.67 - Step 5: Solve for x
x = 1,278,953,063,501.67/1,598,378.97 - Step 6: Final answer
x = 800,156.34
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1.5x scale
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.