Finding the Fourth Proportional to 353,926.24, 488,425.68 and 192,780.88
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Solution
The fourth proportional to 353,926.24, 488,425.68 and 192,780.88 is: 266,041.68
Step by Step Solution
- Step 1: Write the proportion equation
353,926.24 : 488,425.68 = 192,780.88 : x - Step 2: Convert to fraction form
353,926.24/488,425.68 = 192,780.88/x - Step 3: Cross multiply
353,926.24x = 488,425.68 × 192,780.88 - Step 4: Simplify right side
353,926.24x = 94,159,132,405.00 - Step 5: Solve for x
x = 94,159,132,405.00/353,926.24 - Step 6: Final answer
x = 266,041.68
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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.