Finding the Fourth Proportional to 286,782.98, 430,182.63 and 97,243.88
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Solution
The fourth proportional to 286,782.98, 430,182.63 and 97,243.88 is: 145,868.58
Step by Step Solution
- Step 1: Write the proportion equation
286,782.98 : 430,182.63 = 97,243.88 : x - Step 2: Convert to fraction form
286,782.98/430,182.63 = 97,243.88/x - Step 3: Cross multiply
286,782.98x = 430,182.63 × 97,243.88 - Step 4: Simplify right side
286,782.98x = 41,832,625,898.89 - Step 5: Solve for x
x = 41,832,625,898.89/286,782.98 - Step 6: Final answer
x = 145,868.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.