Finding the Fourth Proportional to 400,527.69, 552,727.80 and 219,237.99
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Solution
The fourth proportional to 400,527.69, 552,727.80 and 219,237.99 is: 302,548.21
Step by Step Solution
- Step 1: Write the proportion equation
400,527.69 : 552,727.80 = 219,237.99 : x - Step 2: Convert to fraction form
400,527.69/552,727.80 = 219,237.99/x - Step 3: Cross multiply
400,527.69x = 552,727.80 × 219,237.99 - Step 4: Simplify right side
400,527.69x = 121,178,932,925.49 - Step 5: Solve for x
x = 121,178,932,925.49/400,527.69 - Step 6: Final answer
x = 302,548.21
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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.