Finding the Fourth Proportional to 358,775.06, 495,112.11 and 205,819.93
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Solution
The fourth proportional to 358,775.06, 495,112.11 and 205,819.93 is: 284,032.95
Step by Step Solution
- Step 1: Write the proportion equation
358,775.06 : 495,112.11 = 205,819.93 : x - Step 2: Convert to fraction form
358,775.06/495,112.11 = 205,819.93/x - Step 3: Cross multiply
358,775.06x = 495,112.11 × 205,819.93 - Step 4: Simplify right side
358,775.06x = 101,903,937,346.79 - Step 5: Solve for x
x = 101,903,937,346.79/358,775.06 - Step 6: Final answer
x = 284,032.95
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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.