Finding the Fourth Proportional to 264,341.30, 364,781.14 and 143,479.98
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Solution
The fourth proportional to 264,341.30, 364,781.14 and 143,479.98 is: 197,997.02
Step by Step Solution
- Step 1: Write the proportion equation
264,341.30 : 364,781.14 = 143,479.98 : x - Step 2: Convert to fraction form
264,341.30/364,781.14 = 143,479.98/x - Step 3: Cross multiply
264,341.30x = 364,781.14 × 143,479.98 - Step 4: Simplify right side
264,341.30x = 52,338,790,671.58 - Step 5: Solve for x
x = 52,338,790,671.58/264,341.30 - Step 6: Final answer
x = 197,997.02
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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.