Finding the Fourth Proportional to 431,235.16, 646,969.44 and 244,377.88
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Solution
The fourth proportional to 431,235.16, 646,969.44 and 244,377.88 is: 366,632.95
Step by Step Solution
- Step 1: Write the proportion equation
431,235.16 : 646,969.44 = 244,377.88 : x - Step 2: Convert to fraction form
431,235.16/646,969.44 = 244,377.88/x - Step 3: Cross multiply
431,235.16x = 646,969.44 × 244,377.88 - Step 4: Simplify right side
431,235.16x = 158,105,020,171.99 - Step 5: Solve for x
x = 158,105,020,171.99/431,235.16 - Step 6: Final answer
x = 366,632.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.