Finding the Fourth Proportional to 278,291.68, 417,256.08 and 183,234.28
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Solution
The fourth proportional to 278,291.68, 417,256.08 and 183,234.28 is: 274,731.96
Step by Step Solution
- Step 1: Write the proportion equation
278,291.68 : 417,256.08 = 183,234.28 : x - Step 2: Convert to fraction form
278,291.68/417,256.08 = 183,234.28/x - Step 3: Cross multiply
278,291.68x = 417,256.08 × 183,234.28 - Step 4: Simplify right side
278,291.68x = 76,455,617,394.42 - Step 5: Solve for x
x = 76,455,617,394.42/278,291.68 - Step 6: Final answer
x = 274,731.96
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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.