Finding the Fourth Proportional to 384,038.57, 576,057.21 and 159,248.99
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Solution
The fourth proportional to 384,038.57, 576,057.21 and 159,248.99 is: 238,873.22
Step by Step Solution
- Step 1: Write the proportion equation
384,038.57 : 576,057.21 = 159,248.99 : x - Step 2: Convert to fraction form
384,038.57/576,057.21 = 159,248.99/x - Step 3: Cross multiply
384,038.57x = 576,057.21 × 159,248.99 - Step 4: Simplify right side
384,038.57x = 91,736,528,874.72 - Step 5: Solve for x
x = 91,736,528,874.72/384,038.57 - Step 6: Final answer
x = 238,873.22
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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.