Finding the Fourth Proportional to 934,708.10, 1,402,062.15 and 303,685.70
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Solution
The fourth proportional to 934,708.10, 1,402,062.15 and 303,685.70 is: 455,528.55
Step by Step Solution
- Step 1: Write the proportion equation
934,708.10 : 1,402,062.15 = 303,685.70 : x - Step 2: Convert to fraction form
934,708.10/1,402,062.15 = 303,685.70/x - Step 3: Cross multiply
934,708.10x = 1,402,062.15 × 303,685.70 - Step 4: Simplify right side
934,708.10x = 425,786,225,466.26 - Step 5: Solve for x
x = 425,786,225,466.26/934,708.10 - Step 6: Final answer
x = 455,528.55
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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.