Finding the Fourth Proportional to 303,564.57, 455,368.95 and 116,576.07
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Solution
The fourth proportional to 303,564.57, 455,368.95 and 116,576.07 is: 174,872.59
Step by Step Solution
- Step 1: Write the proportion equation
303,564.57 : 455,368.95 = 116,576.07 : x - Step 2: Convert to fraction form
303,564.57/455,368.95 = 116,576.07/x - Step 3: Cross multiply
303,564.57x = 455,368.95 × 116,576.07 - Step 4: Simplify right side
303,564.57x = 53,085,120,314.18 - Step 5: Solve for x
x = 53,085,120,314.18/303,564.57 - Step 6: Final answer
x = 174,872.59
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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.