Finding the Fourth Proportional to 302,176.26, 452,656.14 and 139,841.46
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Solution
The fourth proportional to 302,176.26, 452,656.14 and 139,841.46 is: 209,480.70
Step by Step Solution
- Step 1: Write the proportion equation
302,176.26 : 452,656.14 = 139,841.46 : x - Step 2: Convert to fraction form
302,176.26/452,656.14 = 139,841.46/x - Step 3: Cross multiply
302,176.26x = 452,656.14 × 139,841.46 - Step 4: Simplify right side
302,176.26x = 63,300,095,495.56 - Step 5: Solve for x
x = 63,300,095,495.56/302,176.26 - Step 6: Final answer
x = 209,480.70
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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.