Finding the Fourth Proportional to 304,686.84, 420,466.77 and 170,550.84
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Solution
The fourth proportional to 304,686.84, 420,466.77 and 170,550.84 is: 235,359.56
Step by Step Solution
- Step 1: Write the proportion equation
304,686.84 : 420,466.77 = 170,550.84 : x - Step 2: Convert to fraction form
304,686.84/420,466.77 = 170,550.84/x - Step 3: Cross multiply
304,686.84x = 420,466.77 × 170,550.84 - Step 4: Simplify right side
304,686.84x = 71,710,960,815.59 - Step 5: Solve for x
x = 71,710,960,815.59/304,686.84 - Step 6: Final answer
x = 235,359.56
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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.