Finding the Fourth Proportional to 259,397.63, 358,135.29 and 162,733.98
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Solution
The fourth proportional to 259,397.63, 358,135.29 and 162,733.98 is: 224,677.38
Step by Step Solution
- Step 1: Write the proportion equation
259,397.63 : 358,135.29 = 162,733.98 : x - Step 2: Convert to fraction form
259,397.63/358,135.29 = 162,733.98/x - Step 3: Cross multiply
259,397.63x = 358,135.29 × 162,733.98 - Step 4: Simplify right side
259,397.63x = 58,280,781,120.15 - Step 5: Solve for x
x = 58,280,781,120.15/259,397.63 - Step 6: Final answer
x = 224,677.38
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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.