Finding the Fourth Proportional to 576,394.80, 795,391.83 and 321,762.12
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Solution
The fourth proportional to 576,394.80, 795,391.83 and 321,762.12 is: 444,013.31
Step by Step Solution
- Step 1: Write the proportion equation
576,394.80 : 795,391.83 = 321,762.12 : x - Step 2: Convert to fraction form
576,394.80/795,391.83 = 321,762.12/x - Step 3: Cross multiply
576,394.80x = 795,391.83 × 321,762.12 - Step 4: Simplify right side
576,394.80x = 255,926,961,451.48 - Step 5: Solve for x
x = 255,926,961,451.48/576,394.80 - Step 6: Final answer
x = 444,013.31
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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.