Finding the Fourth Proportional to 576,751.08, 790,135.76 and 555,187.84
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Solution
The fourth proportional to 576,751.08, 790,135.76 and 555,187.84 is: 760,594.62
Step by Step Solution
- Step 1: Write the proportion equation
576,751.08 : 790,135.76 = 555,187.84 : x - Step 2: Convert to fraction form
576,751.08/790,135.76 = 555,187.84/x - Step 3: Cross multiply
576,751.08x = 790,135.76 × 555,187.84 - Step 4: Simplify right side
576,751.08x = 438,673,765,901.16 - Step 5: Solve for x
x = 438,673,765,901.16/576,751.08 - Step 6: Final answer
x = 760,594.62
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.