Finding the Fourth Proportional to 414,070.97, 571,440.44 and 230,328.95
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Solution
The fourth proportional to 414,070.97, 571,440.44 and 230,328.95 is: 317,866.46
Step by Step Solution
- Step 1: Write the proportion equation
414,070.97 : 571,440.44 = 230,328.95 : x - Step 2: Convert to fraction form
414,070.97/571,440.44 = 230,328.95/x - Step 3: Cross multiply
414,070.97x = 571,440.44 × 230,328.95 - Step 4: Simplify right side
414,070.97x = 131,619,275,381.09 - Step 5: Solve for x
x = 131,619,275,381.09/414,070.97 - Step 6: Final answer
x = 317,866.46
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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.