Finding the Fourth Proportional to 587,473.75, 810,718.73 and 319,201.75
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Solution
The fourth proportional to 587,473.75, 810,718.73 and 319,201.75 is: 440,501.11
Step by Step Solution
- Step 1: Write the proportion equation
587,473.75 : 810,718.73 = 319,201.75 : x - Step 2: Convert to fraction form
587,473.75/810,718.73 = 319,201.75/x - Step 3: Cross multiply
587,473.75x = 810,718.73 × 319,201.75 - Step 4: Simplify right side
587,473.75x = 258,782,837,373.78 - Step 5: Solve for x
x = 258,782,837,373.78/587,473.75 - Step 6: Final answer
x = 440,501.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.