Finding the Fourth Proportional to 988,277.24, 1,363,786.80 and 558,548.48
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Solution
The fourth proportional to 988,277.24, 1,363,786.80 and 558,548.48 is: 770,776.67
Step by Step Solution
- Step 1: Write the proportion equation
988,277.24 : 1,363,786.80 = 558,548.48 : x - Step 2: Convert to fraction form
988,277.24/1,363,786.80 = 558,548.48/x - Step 3: Cross multiply
988,277.24x = 1,363,786.80 × 558,548.48 - Step 4: Simplify right side
988,277.24x = 761,741,044,184.06 - Step 5: Solve for x
x = 761,741,044,184.06/988,277.24 - Step 6: Final answer
x = 770,776.67
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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.