Finding the Fourth Proportional to 304,545.09, 456,911.07 and 136,207.02
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Solution
The fourth proportional to 304,545.09, 456,911.07 and 136,207.02 is: 204,352.32
Step by Step Solution
- Step 1: Write the proportion equation
304,545.09 : 456,911.07 = 136,207.02 : x - Step 2: Convert to fraction form
304,545.09/456,911.07 = 136,207.02/x - Step 3: Cross multiply
304,545.09x = 456,911.07 × 136,207.02 - Step 4: Simplify right side
304,545.09x = 62,234,495,249.71 - Step 5: Solve for x
x = 62,234,495,249.71/304,545.09 - Step 6: Final answer
x = 204,352.32
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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.