Finding the Fourth Proportional to 950,623.41, 1,311,369.62 and 644,596.23
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Solution
The fourth proportional to 950,623.41, 1,311,369.62 and 644,596.23 is: 889,210.07
Step by Step Solution
- Step 1: Write the proportion equation
950,623.41 : 1,311,369.62 = 644,596.23 : x - Step 2: Convert to fraction form
950,623.41/1,311,369.62 = 644,596.23/x - Step 3: Cross multiply
950,623.41x = 1,311,369.62 × 644,596.23 - Step 4: Simplify right side
950,623.41x = 845,303,913,188.53 - Step 5: Solve for x
x = 845,303,913,188.53/950,623.41 - Step 6: Final answer
x = 889,210.07
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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.