Finding the Fourth Proportional to 566,120.80, 781,332.24 and 339,891.04
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Solution
The fourth proportional to 566,120.80, 781,332.24 and 339,891.04 is: 469,100.99
Step by Step Solution
- Step 1: Write the proportion equation
566,120.80 : 781,332.24 = 339,891.04 : x - Step 2: Convert to fraction form
566,120.80/781,332.24 = 339,891.04/x - Step 3: Cross multiply
566,120.80x = 781,332.24 × 339,891.04 - Step 4: Simplify right side
566,120.80x = 265,567,827,639.13 - Step 5: Solve for x
x = 265,567,827,639.13/566,120.80 - Step 6: Final answer
x = 469,100.99
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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.