Finding the Fourth Proportional to 353,773.80, 488,216.58 and 192,637.68
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Solution
The fourth proportional to 353,773.80, 488,216.58 and 192,637.68 is: 265,844.76
Step by Step Solution
- Step 1: Write the proportion equation
353,773.80 : 488,216.58 = 192,637.68 : x - Step 2: Convert to fraction form
353,773.80/488,216.58 = 192,637.68/x - Step 3: Cross multiply
353,773.80x = 488,216.58 × 192,637.68 - Step 4: Simplify right side
353,773.80x = 94,048,909,308.73 - Step 5: Solve for x
x = 94,048,909,308.73/353,773.80 - Step 6: Final answer
x = 265,844.76
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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.