Finding the Fourth Proportional to 219,944.58, 331,565.04 and 205,297.08
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Solution
The fourth proportional to 219,944.58, 331,565.04 and 205,297.08 is: 309,484.03
Step by Step Solution
- Step 1: Write the proportion equation
219,944.58 : 331,565.04 = 205,297.08 : x - Step 2: Convert to fraction form
219,944.58/331,565.04 = 205,297.08/x - Step 3: Cross multiply
219,944.58x = 331,565.04 × 205,297.08 - Step 4: Simplify right side
219,944.58x = 68,069,334,542.08 - Step 5: Solve for x
x = 68,069,334,542.08/219,944.58 - Step 6: Final answer
x = 309,484.03
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.