Finding the Fourth Proportional to 302,107.19, 416,875.61 and 174,758.99
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Solution
The fourth proportional to 302,107.19, 416,875.61 and 174,758.99 is: 241,148.71
Step by Step Solution
- Step 1: Write the proportion equation
302,107.19 : 416,875.61 = 174,758.99 : x - Step 2: Convert to fraction form
302,107.19/416,875.61 = 174,758.99/x - Step 3: Cross multiply
302,107.19x = 416,875.61 × 174,758.99 - Step 4: Simplify right side
302,107.19x = 72,852,758,911.75 - Step 5: Solve for x
x = 72,852,758,911.75/302,107.19 - Step 6: Final answer
x = 241,148.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.