Finding the Fourth Proportional to 536,708.20, 804,140.70 and 283,613.80
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Solution
The fourth proportional to 536,708.20, 804,140.70 and 283,613.80 is: 424,933.70
Step by Step Solution
- Step 1: Write the proportion equation
536,708.20 : 804,140.70 = 283,613.80 : x - Step 2: Convert to fraction form
536,708.20/804,140.70 = 283,613.80/x - Step 3: Cross multiply
536,708.20x = 804,140.70 × 283,613.80 - Step 4: Simplify right side
536,708.20x = 228,065,399,661.66 - Step 5: Solve for x
x = 228,065,399,661.66/536,708.20 - Step 6: Final answer
x = 424,933.70
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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.