Finding the Fourth Proportional to 463,451.40, 695,177.10 and 321,733.80
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Solution
The fourth proportional to 463,451.40, 695,177.10 and 321,733.80 is: 482,600.70
Step by Step Solution
- Step 1: Write the proportion equation
463,451.40 : 695,177.10 = 321,733.80 : x - Step 2: Convert to fraction form
463,451.40/695,177.10 = 321,733.80/x - Step 3: Cross multiply
463,451.40x = 695,177.10 × 321,733.80 - Step 4: Simplify right side
463,451.40x = 223,661,970,055.98 - Step 5: Solve for x
x = 223,661,970,055.98/463,451.40 - Step 6: Final answer
x = 482,600.70
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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.