Finding the Fourth Proportional to 368,609.99, 552,853.21 and 102,397.41
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Solution
The fourth proportional to 368,609.99, 552,853.21 and 102,397.41 is: 153,578.95
Step by Step Solution
- Step 1: Write the proportion equation
368,609.99 : 552,853.21 = 102,397.41 : x - Step 2: Convert to fraction form
368,609.99/552,853.21 = 102,397.41/x - Step 3: Cross multiply
368,609.99x = 552,853.21 × 102,397.41 - Step 4: Simplify right side
368,609.99x = 56,610,736,814.19 - Step 5: Solve for x
x = 56,610,736,814.19/368,609.99 - Step 6: Final answer
x = 153,578.95
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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.